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Revisiones (todas) *** Reviews (all)

 

TRASPLANTE RENAL *** RENAL TRANSPLANTATION

(Conceptos / Keywords: Renal-Kidney transplantation; Kidney donation-procurement; etc).

 

Enero / January 2001 --- Marzo / March 2004

 

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Enlace / Link

 

[1]

TÍTULO / TITLE:  - Strategies to improve long-term outcomes after renal transplantation.

REVISTA / JOURNAL:  - N Engl J Med. Acceso gratuito al texto completo a partir de los 6 meses de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://content.nejm.org/ 

      ●● Cita: New England J Medicine (NEJM): <> 2002 Feb 21;346(8):580-90.

      ●● Enlace al texto completo (gratuito o de pago) 1056/NEJMra011295

AUTORES / AUTHORS:  - Pascual M; Theruvath T; Kawai T; Tolkoff-Rubin N; Cosimi AB

INSTITUCIÓN / INSTITUTION:  - Renal Unit, Department of Medicine, Massachusetts General Hospital, Boston, MA 02114, USA. mpascual@partners.org  N. Ref:: 99

 

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[2]

TÍTULO / TITLE:  - Clinical practice guidelines for managing dyslipidemias in kidney transplant patients: a report from the Managing Dyslipidemias in Chronic Kidney Disease Work Group of the National Kidney Foundation Kidney Disease Outcomes Quality Initiative.

REVISTA / JOURNAL:  - Am J Transplant 2004;4 Suppl 7:13-53.

      ●● Enlace al texto completo (gratuito o de pago) 1111/j.1600-6135.2004.0355.x

AUTORES / AUTHORS:  - Kasiske B; Cosio FG; Beto J; Bolton K; Chavers BM; Grimm R Jr; Levin A; Masri B; Parekh R; Wanner C; Wheeler DC; Wilson PW

RESUMEN / SUMMARY:  - The incidence of cardiovascular disease (CVD) is very high in patients with chronic kidney (CKD) disease and in kidney transplant recipients. Indeed, available evidence for these patients suggests that the 10-year cumulative risk of coronary heart disease is at least 20%, or roughly equivalent to the risk seen in patients with previous CVD. Recently, the National Kidney Foundation’s Kidney Disease Outcomes Quality Initiative (K/DOQI) published guidelines for the diagnosis and treatment of dyslipidemias in patients with CKD, including transplant patients. It was the conclusion of this Work Group that the National Cholesterol Education Program Guidelines are generally applicable to patients with CKD, but that there are significant differences in the approach and treatment of dyslipidemias in patients with CKD compared with the general population. In the present document we present the guidelines generated by this workgroup as they apply to kidney transplant recipients. Evidence from the general population indicates that treatment of dyslipidemias reduces CVD, and evidence in kidney transplant patients suggests that judicious treatment can be safe and effective in improving dyslipidemias. Dyslipidemias are very common in CKD and in transplant patients. However, until recently there have been no adequately powered, randomized, controlled trials examining the effects of dyslipidemia treatment on CVD in patients with CKD. Since completion of the K/DOQI guidelines on dyslipidemia in CKD, the results of the Assessment of Lescol in Renal Transplantation (ALERT) Study have been presented and published. Based on information from randomized trials conducted in the general population and the single study conducted in kidney transplant patients, these guidelines, which are a modified version of the K/DOQI dyslipidemia guidelines, were developed to aid clinicians in the management of dyslipidemias in kidney transplant patients. These guidelines are divided into four sections. The first section (Introduction) provides the rationale for the guidelines, and describes the target population, scope, intended users, and methods. The second section presents guidelines on the assessment of dyslipidemias (guidelines 1-3), while the third section offers guidelines for the treatment of dyslipidemias (guidelines 4-5). The key guideline statements are supported mainly by data from studies in the general population, but there is an urgent need for additional studies in CKD and in transplant patients. Therefore, the last section outlines recommendations for research.

 

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[3]

TÍTULO / TITLE:  - Interleukin-2 receptor monoclonal antibodies in renal transplantation: meta-analysis of randomised trials.

REVISTA / JOURNAL:  - British Medical J (BMJ). Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://bmj.com/search.dtl 

      ●● Cita: British Medical J. (BMJ): <> 2003 Apr 12;326(7393):789.

      ●● Enlace al texto completo (gratuito o de pago) 1136/bmj.326.7393.789

AUTORES / AUTHORS:  - Adu D; Cockwell P; Ives NJ; Shaw J; Wheatley K

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology, Queen Elizabeth Hospital, Birmingham, B15 2TH. dwomoa.adu@uhb.nhs.uk

RESUMEN / SUMMARY:  - OBJECTIVE: To study the effect of interleukin-2 receptor monoclonal antibodies on acute rejection episodes, graft loss, deaths, and rate of infection and malignancy in patients with renal transplants. DESIGN: Meta-analysis of published data. DATA SOURCES: Medline, Embase, and Cochrane library for years 1996-2003 plus search of medical editors’ trial amnesty and contact with manufacturers of the antibodies. SELECTION OF STUDIES: Randomised controlled trials comparing interleukin-2 receptor antibodies with placebo or no additional treatment in patients with renal transplants receiving ciclosporin based immunosuppression. RESULTS: Eight randomised controlled trials involving 1871 patients met the selection criteria (although only 1858 patients were analysed). Interleukin-2 receptor antibodies significantly reduced the risk of acute rejection (odds ratio 0.51, 95% confidence interval 0.42 to 0.63). There were no significant differences in the rate of graft loss (0.78, 0.58 to 1.04), mortality (0.75, 0.46 to 1.23), overall incidence of infections (0.97, 0.77 to 1.24), incidence of cytomegalovirus infections (0.81, 0.62 to 1.04), or risk of malignancies at one year (0.82, 0.39 to 1.70). The different antibodies had a similar sized effect on acute rejection (test for heterogeneity P=0.7): anti-Tac (0.37, 0.16 to 0.89), BT563 (0.37, 0.1 to 1.38), basiliximab (0.56, 0.44 to 0.72), and daclizumab (0.46, 0.32 to 0.67). The reduction in acute rejections was similar for all ciclosporin based immunosuppression regimens (test for heterogeneity P=1.0). CONCLUSIONS: Adding interleukin-2 receptor antibodies to ciclosporin based immunosuppression reduces episodes of acute rejection at six months by 49%. There is no evidence of an increased risk of infective complications. Longer follow up studies are needed to confirm whether interleukin-2 receptor antibodies improve long term graft and patient survival.

 

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[4]

TÍTULO / TITLE:  - Prognostic value of myocardial perfusion studies in patients with end-stage renal disease assessed for kidney or kidney-pancreas transplantation: a meta-analysis.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2003 Feb;14(2):431-9.

AUTORES / AUTHORS:  - Rabbat CG; Treleaven DJ; Russell JD; Ludwin D; Cook DJ

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Division of Nephrology, McMaster University, Hamilton, Ontario, Canada. rabbatc@mcmaster.ca

RESUMEN / SUMMARY:  - The prognostic utility of myocardial perfusion studies (MPS) such as thallium scintigraphy and dobutamine stress echocardiography (DSE) for stratifying cardiac risk among candidates for kidney or kidney-pancreas transplantation is uncertain. This study is a meta-analysis to determine the prognostic significance of MPS results on future myocardial infarction (MI) and cardiac death (CD) in patients with end-stage renal disease (ESRD) assessed for kidney or kidney-pancreas transplantation. MEDLINE was searched using combinations of MeSH headings and text words for transplantation, coronary artery disease, prognosis, end-stage renal disease, and noninvasive cardiac testing (nuclear scintigraphy and DSE) for primary studies. Studies were included if they reported MPS results and cardiac events in patients assessed for kidney or kidney-pancreas transplantation. Methodologic study quality and outcome data were independently abstracted in duplicate by two researchers. The relative risks (RR) of MI and CD were calculated using a random effects model. Twelve articles met all inclusion criteria; 12 studies reported CD, and 9 reported MI. In eight studies, thallium scintigraphy was used (four with pharmacologic stress, four with exercise stress), whereas four used DSE. When compared with negative tests, positive tests had a significantly increased RR of MI (2.73 [95% CI, 1.25 to 5.97]; P = 0.01) and CD (2.92 [95% CI, 1.66 to 5.12]; P < 0.001). Subgroup analyses of studies of diabetic patients indicated that positive tests were associated with a RR of CD 3.95 (95% CI, 1.48 to 10.5; P = 0.006) and a RR of MI 2.68 (95% CI, 0.95 to 7.57; P = 0.06) when compared with negative tests. In studies evaluating mixed populations of diabetic and nondiabetic patients, positive tests were associated with a RR of CD 2.52 (95% CI, 1.25 to 5.08; P = 0.01) and with a RR of MI 2.79 (95% CI, 0.85 to 9.21; P = 0.09) when compared with a negative test. The presence of reversible defects was associated with an increased risk of MI in diabetic patients and of CD in both subgroups; fixed defects were associated with an increased risk of CD but not MI. It is concluded that positive MPS are useful in identifying patients with significantly increased risk of future MI and CD in both diabetic and nondiabetic ESRD patients.

 

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[5]

TÍTULO / TITLE:  - Interleukin 2 receptor antagonists for renal transplant recipients: a meta-analysis of randomized trials.

REVISTA / JOURNAL:  - Transplantation 2004 Jan 27;77(2):166-76.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000109643.32659.C4

AUTORES / AUTHORS:  - Webster AC; Playford EG; Higgins G; Chapman JR; Craig JC

INSTITUCIÓN / INSTITUTION:  - Cochrane Renal Group, Centre for Kidney Research, Children’s Hospital at Westmead, Westmead, NSW, Australia.

RESUMEN / SUMMARY:  - BACKGROUND: Interleukin 2 receptor antagonists (IL-2Ra) are increasingly used to treat renal transplant recipients. This study aims to systematically identify and summarize the effects of using IL-2Ra as induction immunosuppression, as an addition to standard therapy, or as an alternative to other antibody therapy. METHODS: Databases, reference lists, and abstracts of conference proceedings were searched extensively to identify relevant randomized controlled trials in all languages. Data were synthesized using the random effects model. Results are expressed as relative risk (RR), with 95% confidence intervals (CI). RESULTS: A total of 117 reports from 38 trials involving 4,893 participants were included. When IL-2Ra were compared with placebo (17 trials; 2,786 patients), graft loss was not significantly different at 1 year (14 trials: RR 0.84; CI 0.64-1.10) or 3 years (4 trials: RR 1.08; CI 0.71-1.64). Acute rejection was significantly reduced at 6 months (12 trials: RR 0.66; CI 0.59-0.74) and at 1 year (10 trials: RR 0.67; CI 0.60-0.75). At 1 year, cytomegalovirus infection (7 trials: RR 0.82; CI 0.65-1.03) and malignancy (9 trials: RR 0.67; CI 0.33-1.36) were not significantly different. When IL-2Ra were compared with other antibody therapy, no significant differences in treatment effects were demonstrated, but IL-2Ra had significantly fewer side effects. CONCLUSIONS: Given a 40% risk of rejection, seven patients would need treatment with IL-2Ra in addition to standard therapy, to prevent one patient from undergoing rejection, with no definite improvement in graft or patient survival. There is no apparent difference between basiliximab and daclizumab.

 

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[6]

TÍTULO / TITLE:  - A randomized long-term trial of tacrolimus/sirolimus versus tacrolimus/mycophenolate mofetil versus cyclosporine (NEORAL)/sirolimus in renal transplantation. II. Survival, function, and protocol compliance at 1 year.

REVISTA / JOURNAL:  - Transplantation 2004 Jan 27;77(2):252-8.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000101495.22734.07

AUTORES / AUTHORS:  - Ciancio G; Burke GW; Gaynor JJ; Mattiazzi A; Roth D; Kupin W; Nicolas M; Ruiz P; Rosen A; Miller J

INSTITUCIÓN / INSTITUTION:  - Department of Surgery, Division of Transplantation, University of Miami School of Medicine, Miami, FL 33101, USA. gciancio@med.miami.edu

RESUMEN / SUMMARY:  - BACKGROUND: In an attempt to reduce chronic calcineurin inhibitor induced allograft nephropathy in first cadaver and human leukocyte antigen non-identical living-donor renal transplantation, sirolimus (Siro) or mycophenolate mofetil (MMF) was tested as adjunctive therapy, with planned dose reductions of tacrolimus (Tacro) over the first year postoperatively. Adjunctive Siro therapy with a similar dose reduction algorithm for Neoral (Neo) was included for comparison. METHODS: The detailed dose reduction plan (Tacro and Siro, group A; Tacro and MMF, group B; Neo and Siro, group C) is described in our companion report in this issue of Transplantation. The present report documents function, patient and graft survival, protocol compliance, and adverse events. RESULTS: As mentioned (in companion report), group demographics were similar. The present study shows no significant differences in 1-year patient and graft survival but does show a trend that points to more difficulties in group C by way of a rising slope of serum creatinine concentration (P=0.02) and decreasing creatinine clearance (P=0.04). There were more patients who discontinued the protocol plan in group C. Thus far, no posttransplant lymphomas have appeared, and infectious complications have not differed among the groups. However, a greater percentage of patients in group C were placed on antihyperlipidemia therapy, with an (unexpected) trend toward a higher incidence of posttransplant diabetes mellitus in this group. Group A required fewer, and group B the fewest, antihyperlipidemia therapeutic interventions (P<0.00001). CONCLUSIONS: This 1-year interim analysis of a long-term, prospective, randomized renal-transplant study indicates that decreasing maintenance dosage of Tacro with adjunctive Siro or MMF appears to point to improved long-term function, with reasonably few adverse events.

 

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[7]

TÍTULO / TITLE:  - Renal physicians association clinical practice guideline: appropriate patient preparation for renal replacement therapy: guideline number 3.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2003 May;14(5):1406-10.

AUTORES / AUTHORS:  - Bolton WK

INSTITUCIÓN / INSTITUTION:  - University of Virginia School of Medicine, Charlottesville, Virginia. rpa@renalmd.org

 

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[8]

TÍTULO / TITLE:  - Lamivudine for the treatment of hepatitis B virus-related liver disease after renal transplantation: meta-analysis of clinical trials.

REVISTA / JOURNAL:  - Transplantation 2004 Mar 27;77(6):859-64.

AUTORES / AUTHORS:  - Fabrizi F; Dulai G; Dixit V; Bunnapradist S; Martin P

INSTITUCIÓN / INSTITUTION:  - Center for Liver and Kidney Diseases and Transplantation, Cedars-Sinai Medical Center, Los Angeles, CA, USA. fabrizi@policlinico.mi.it

RESUMEN / SUMMARY:  - BACKGROUND: Numerous reports have appeared on lamivudine use for the treatment of hepatitis B virus (HBV) infection after renal transplantation (RT). However, the efficacy and safety of lamivudine after RT remain unclear. METHODS: The authors evaluated the efficacy and safety of initial lamivudine monotherapy in RT recipients with hepatitis B by performing a systematic review of the literature with a meta-analysis of clinical trials. The primary outcomes were hepatitis B (HB) e antigen (Ag) and HBV-DNA clearance (as measures of efficacy); the secondary outcomes were biochemical response (as measures of efficacy), dropout rate, and lamivudine resistance (as measures of tolerability). The authors used the random effects model of DerSimonian and Laird, and outcomes were analyzed on an intent-to-treat basis. RESULTS: The authors identified 14 clinical trials (184 patients); all of these were prospective cohort studies. The mean overall estimate for HBV-DNA and HBeAg clearance, alanine aminotransferase normalization, and lamivudine resistance was 91% (95% confidence interval [CI], 86%-96%), 27% (95% CI, 16%-39%), 81% (95% CI, 70%-92%), and 18% (95% CI, 10%-37%), respectively. HBeAg seroconversion rate was assessed in four (28%) trials and ranged between 0% and 46%. The P value was greater than 0.05 for our test of study homogeneity. There was no association between rate of patients who were male patients or had cirrhosis, race, age, lamivudine dose, and HBV-DNA or HBeAg clearance. Increased duration of lamivudine therapy was positively associated with frequency of HBeAg loss (r =0.51, P =0.039) and lamivudine resistance (r =0.620, P =0.019). Only 2 (14%) of 14 studies reported a dropout rate greater than 0%. CONCLUSIONS: Our meta-analysis showed that the majority of RT recipients with hepatitis B had high virologic and biochemical response with lamivudine. Tolerance to lamivudine was good. However, lamivudine resistance was frequent with prolonged therapy, potentially limiting its long-term efficacy after RT.

 

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[9]

TÍTULO / TITLE:  - Treatment and outcome of invasive bladder cancer in patients after renal transplantation.

REVISTA / JOURNAL:  - J Urol 2004 Mar;171(3):1085-8.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.ju.0000110612.42382.0a

AUTORES / AUTHORS:  - Master VA; Meng MV; Grossfeld GD; Koppie TM; Hirose R; Carroll PR

INSTITUCIÓN / INSTITUTION:  - Departments of Urology and Surgery, University of California, San Francisco, California 94143, USA. vmaster@urol.ucsf.edu

RESUMEN / SUMMARY:  - PURPOSE: Optimal management and clinical outcome of bladder cancer in renal transplant recipients are not well-defined. We analyzed single institution treatment strategies and outcomes of these patients. MATERIALS AND METHODS: We retrospectively reviewed the University of California, San Francisco transplant database which contains information on 6,288 renal transplants performed between 1964 and 2002. The United Network for Organ Sharing database and Israel Penn International Transplant Tumor Registry were also queried to characterize the global nature of bladder cancer in renal transplant recipients. RESULTS: The United Network for Organ Sharing database (1986 to 2001) contained information on 31 patients who were found to have bladder cancer (0.024% prevalence) and the Israel Penn International Transplant Tumor Registry (1967 to 2001) contained information on 135 patients representing 0.84% of all reported malignancies. We identified 7 renal transplant recipients with bladder cancer at our institution. Invasive transitional cell carcinoma developed in 5 patients at a median of 2.8 years after transplant. Three patients underwent uncomplicated radical cystectomy and preservation of the renal allograft. Overall survival at 48 months was 60%. CONCLUSIONS: Bladder cancer after renal transplantation is not common. For patients who present with invasive disease, traditional extirpative surgery should be considered. Moreover, the allograft is rarely the source of transitional cell carcinoma and can be preserved. In our experience the cancer and urinary outcomes compare favorably with nontransplant patient outcomes after treatment.  N. Ref:: 21

 

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[10]

TÍTULO / TITLE:  - Routes to allograft survival.

REVISTA / JOURNAL:  - J Clin Invest. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.jci.org/ 

      ●● Cita: J Clinical Investigation: <> 2001 Apr;107(7):797-8.

AUTORES / AUTHORS:  - Bromberg JS; Murphy B

INSTITUCIÓN / INSTITUTION:  - Recanati/Miller Transplant Institute, Mount Sinai School of Medicine, New York, New York 10029, USA. jon.bromberg@mountsinai.org  N. Ref:: 21

 

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[11]

TÍTULO / TITLE:  - Diagnosis and therapy of coronary artery disease in renal failure, end-stage renal disease, and renal transplant populations.

REVISTA / JOURNAL:  - Am J Med Sci 2003 Apr;325(4):214-27.

AUTORES / AUTHORS:  - Logar CM; Herzog CA; Beddhu S

INSTITUCIÓN / INSTITUTION:  - Renal Section, Salt Lake VA Healthcare System, Department of Medicine, University of Utah School of Medicine, Salt Lake City, USA.

RESUMEN / SUMMARY:  - Even though cardiovascular disease is the leading cause of death in patients with CRF and end-stage renal disease (ESRD), ill-conceived notions have led to therapeutic nihilism as the predominant strategy in the management of cardiovascular disease in these populations. The recent data clearly support the application of proven interventions in the general population, such as angiotensin-converting enzyme inhibitors and statins to patients with CRF and ESRD. The advances in coronary stents and intracoronary irradiation have decreased the restenosis rates in renal failure patients. Coronary artery bypass with internal mammary graft might be the procedure of choice for coronary revascularization in these patients. The role of screening for asymptomatic coronary disease is established as a pretransplant procedure, but it is unclear whether this will be applicable to all patients with ESRD. Future studies need to focus on unraveling the mechanisms by which uremia leads to increased cardiovascular events to design optimal therapies targeted toward these mechanisms and improve cardiovascular outcomes.  N. Ref:: 125

 

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[12]

TÍTULO / TITLE:  - Hemophagocytic syndrome in renal transplant recipients: report of 17 cases and review of literature.

REVISTA / JOURNAL:  - Transplantation 2004 Jan 27;77(2):238-43.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000107285.86939.37

AUTORES / AUTHORS:  - Karras A; Thervet E; Legendre C

INSTITUCIÓN / INSTITUTION:  - Service de Nephrologie et Transplantation Renale, Hopital Saint-Louis, Paris, France.

RESUMEN / SUMMARY:  - BACKGROUND: Hemophagocytic syndrome (HPS) combines febrile hepatosplenomegaly, pancytopenia, hypofibrinemia, and liver dysfunction. It is defined by bone marrow and organ infiltration by activated, nonmalignant macrophages phagocytizing blood cells. HPS is often caused by an infectious or neoplastic disease and has rarely been described in renal transplant recipients. METHODS: We retrospectively analyzed 17 cases of HPS after cadaveric renal transplantation (13 men and 4 women, age 41+/-8 years). The median time between transplantation and hemophagocytosis was 52 days. Eleven patients (64%) had received antilymphocyte globulins during the 3 months before presentation. RESULTS: Fever was present in all patients, and hepatosplenomegaly was present in 9 of 17 patients. Other nonspecific clinical findings included abdominal, neurologic, and respiratory symptoms. Laboratory tests showed anemia (hemoglobin 6.1+/-1.3 g/dL), thrombocytopenia (34,000+/-32,000/mm3), and leukopenia (1,700+/-1,400/mm3). Elevated liver enzymes were present in 12 of 17 patients, and cholestasis was present in 10 of 17 patients. Elevated triglycerides and ferritin were noted in 75% and 86% of cases, respectively. HPS was related to viral infection in nine patients (cytomegalovirus, Epstein-Barr virus, human herpesvirus 6, and human herpesvirus 8), bacterial infection in three patients (tuberculosis and Bartonella henselae), and other infections in two patients (toxoplasmosis and Pneumocystis carinii pneumoniae). Posttransplant lymphoproliferative disease was present in two patients. Despite large-spectrum anti-infectious treatment and dramatic tapering of immunosuppression, death occurred in eight patients (47%). Graft nephrectomy was performed in four of the nine surviving patients. CONCLUSIONS: We report here the largest series of HPS after renal transplantation. This rare disease is usually secondary to herpes viridae infections, mostly cytomegalovirus and Epstein-Barr virus in severely immunocompromised patients. Despite aggressive treatment, the prognosis remains poor.  N. Ref:: 22

 

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[13]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.6.1. Cancer risk after renal transplantation. Post-transplant lymphoproliferative disease (PTLD): prevention and treatment.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:31-3, 35-6.

RESUMEN / SUMMARY:  - GUIDELINES: A. In the first year after organ transplantation, recipients are at the greatest risk of developing lymphoproliferative diseases (PTLDs), which are induced most often by Epstein-Barr virus (EBV) infection, and patients should therefore be screened prior to or at the time of transplantation for EBV antibodies. B. In the rare cases (<5%) where the recipient is EBV seronegative, he or she has a 95% likelihood of receiving an organ from an EBV-seropositive donor, which translates into a high risk of primary EBV infection with seroconversion soon after transplantation. In such cases, the recipient should receive a prophylactic antiviral treatment with acyclovir, valacyclovir or ganciclovir, starting at the time of transplant and lasting for at least 3 months. The specific recommendations given for CMV prophylaxis could be applicable in this situation. C. The treatment of PTLD should be based on accurate pathology with extensive cell markers and phenotyping. The treatment modalities are as follows. Reduction of basal immunosuppression in all cases (either maintain only steroids, or decrease by at least 50% the anti-calcineurin drugs and stop other immunosuppressive drugs). In the case of EBV-positive B-cell lymphoma, antiviral treatment with acyclovir, valacyclovir or ganciclovir may be initiated for at least 1 month or according to the blood level of EBV replication when available. In the case of rare lymphomas from the mucosal-associated lymphoid tissue (MALT) with positive Helicobacter pylori, full eradication of H. pylori should be carried out with a validated protocol. Subsequent H. pylori prophylaxis should be implemented to avoid relapse. In the case of CD20-positive lymphomas, treatment with rituximab, a chimeric monoclonal antibody directed against CD20, should be carried out with one i.v. injection per week for 4 weeks. In the case of diffuse lymphomas or improper response to previous treatment, CHOP chemotherapy should be used alone or in combination with rituximab. The CHOP regimen is cyclophosphamide, doxorubicine, vincristine and prednisone. Complete cessation of immunosuppression with or without graft nephrectomy should also be considered.

 

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[14]

TÍTULO / TITLE:  - A meta-analysis from the Cochrane Library reviewing interleukin 2 receptor antagonists in renal transplantation.

REVISTA / JOURNAL:  - Transplantation 2004 Jan 27;77(2):165.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000112919.54256.8D

AUTORES / AUTHORS:  - Morris PJ; Monaco AP

 

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[15]

TÍTULO / TITLE:  - Dialysis, kidney transplantation, or pancreas transplantation for patients with diabetes mellitus and renal failure: a decision analysis of treatment options.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2003 Feb;14(2):500-15.

AUTORES / AUTHORS:  - Knoll GA; Nichol G

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology, Department of Medicine, University of Ottawa, Canada. gknoll@ottawahospital.on.ca

RESUMEN / SUMMARY:  - Patients with type 1 diabetes mellitus and end-stage renal disease may remain on dialysis or undergo cadaveric kidney transplantation, living kidney transplantation, sequential pancreas after living kidney transplantation, or simultaneous pancreas-kidney transplantation. It is unclear which of these options is most effective. The objective of this study was to determine the optimal treatment strategy for type 1 diabetic patients with renal failure using a decision analytic Markov model. Input data were obtained from the published medical literature, the United Network for Organ Sharing registry, and patient interviews. The outcome measures were life expectancy (in life-years [LY]) and quality-adjusted life expectancy (in quality-adjusted life-years [QALY]). Living kidney transplantation was associated with 18.30 LY and 10.29 QALY; pancreas after kidney transplantation, 17.21 LY and 10.00 QALY; simultaneous pancreas-kidney transplantation, 15.74 LY and 9.09 QALY; cadaveric kidney transplantation, 11.44 LY and 6.53 QALY; dialysis, 7.82 LY and 4.52 QALY. The results were sensitive to the value of several key variables. Simultaneous pancreas-kidney transplantation had the greatest life expectancy and quality-adjusted life expectancy when living kidney transplantation was excluded from the analysis. These data indicate that living kidney transplantation is associated with the greatest life expectancy and quality-adjusted life expectancy for type 1 diabetic patients with renal failure. Treatment strategies involving pancreas transplantation should be considered for patients with frequent metabolic complications of diabetes and for those patients who favor kidney-pancreas transplantation over kidney transplantation alone. For patients without a living donor, simultaneous pancreas-kidney transplantation is associated with the greatest life expectancy.

 

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[16]

TÍTULO / TITLE:  - Treatment of hepatitis B in special patient groups: hemodialysis, heart and renal transplant, fulminant hepatitis, hepatitis B virus reactivation.

REVISTA / JOURNAL:  - J Hepatol 2003;39 Suppl 1:S206-11.

AUTORES / AUTHORS:  - Tillmann HL; Wedemeyer H; Manns MP

INSTITUCIÓN / INSTITUTION:  - Department of Gastroenterology, Hepatology and Endocrinology, Medizinische Hochschule Hannover, Carl-Neuberg-Strassel, 30623 Hannover, Germany.  N. Ref:: 81

 

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[17]

TÍTULO / TITLE:  - 4D imaging to assay complex dynamics in live specimens.

REVISTA / JOURNAL:  - Nat Cell Biol 2003 Sep;Suppl:S14-9.

AUTORES / AUTHORS:  - Gerlich D; Ellenberg J

INSTITUCIÓN / INSTITUTION:  - Gene Expression and Cell Biology/Biophysics Programmes, European Molecular Biology Laboratory, Heidelberg, Germany.

RESUMEN / SUMMARY:  - A full understanding of cellular dynamics is often difficult to obtain from time-lapse microscopy of single optical sections. New microscopes and image-processing software are now making it possible to rapidly record three-dimensional images over time. This four-dimensional imaging allows precise quantitative analysis and enhances visual exploration of data by allowing cellular structures to be interactively displayed from many angles. It has become a key tool for understanding the complex organization of biological processes in live specimens.  N. Ref:: 55

 

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[18]

TÍTULO / TITLE:  - Pretransplant blood transfusions revisited: a role for CD(4+) regulatory T cells?

REVISTA / JOURNAL:  - Transplantation 2004 Jan 15;77(1 Suppl):S26-8.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000106469.12073.01

AUTORES / AUTHORS:  - Roelen D; Brand A; Claas FH

INSTITUCIÓN / INSTITUTION:  - Department of Immunohematology and Bloodtransfusion, Leiden University Medical Center, Leiden, The Netherlands. d.l.roelen@lumc.nl.

RESUMEN / SUMMARY:  - Pretransplant blood transfusions have been shown to improve organ allograft survival. However, the immunologic mechanism leading to this beneficial effect of blood transfusions is still unknown. The observation that transfusions sharing at least one HLA-DR antigen (human leukocyte antigen) with the recipient are more effective than HLA-mismatched transfusions has led to the hypothesis that CD(4+) regulatory T cells are induced that recognize allopeptides of the blood transfusion donor in the context of the self-HLA-DR molecule on the donor cells. In vitro studies showed that CD(4+) T cells recognizing an allopeptide in the context of self-HLA-DR are indeed able to decrease the alloimmune response of autologous T cells by affecting the activated T cells directly or indirectly by their modulatory effect on dendritic cells. The first studies in a patient with a well-functioning kidney graft after receiving an HLA-DR-matched pretransplant blood transfusion showed that the low organ donor-specific cytotoxic T-lymphocyte response after transplantation was indeed attributable to the activity of regulatory CD(4+) T cells.  N. Ref:: 24

 

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[19]

- Castellano -

TÍTULO / TITLE:Riesgo cardiovascular en pacientes con insuficiencia renal cronica. Pacientes en tratamiento sustitutivo renal. Cardiovascular risk in patients with chronic renal failure. Patients in renal replacement therapy.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2002;22 Suppl 1:68-74.

AUTORES / AUTHORS:  - Cases A; Vera M; Lopez Gomez JM

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia, Unidad de Hipertension Arterial, Hospital Clinic, IDIBAPS, Universidad de Barcelona, Barcelona. acases@medicina.ub.es

RESUMEN / SUMMARY:  - Dialysis patients constitute a high-risk subset of patients for developing cardiovascular disease, which accounts for nearly 50% of deaths. After stratification for age, race and gender, cardiovascular mortality is 10-20 times higher in dialysis patients than in the general population. Cardiovascular disease in this population cannot be fully explained by the high prevalence of classical cardiovascular risk factors (age, hypertension, diabetes, hyperlipidemia, smoking, etc.). Thus, the involvement of “new” cardiovascular risk factors (hyperhomocysteinemia, hyperfibrinogenemia, high lipoprotein (a) levels, oxidative stress, inflammation, etc.), and uremia-related factors (anemia, impaired calcium-phosphorus metabolism, hyperparathyroidism, accumulation of endogenous inhibitors of nitric oxide synthesis, etc.) has been also invoked to play a role in the increased cardiovascular risk in these patients. Endothelial dysfunction is the initial event in the development of atherosclerosis. Uremic patients exhibit an endothelial dysfunction, even before starting dialysis, which persists o is even aggravated under dialysis treatment. Uremic patients must be considered at high risk of developing cardiovascular disease. Thus cardiovascular risk factors in these patients should be managed early, aggressive and multifactorially in order to reduce their high cardiovascular morbidity and mortality.  N. Ref:: 52

 

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[20]

TÍTULO / TITLE:  - The CHORUS (Cerivastatin in Heart Outcomes in Renal Disease: Understanding Survival) protocol: a double-blind, placebo-controlled trial in patients with esrd.

REVISTA / JOURNAL:  - Am J Kidney Dis 2001 Jan;37(1 Suppl 2):S48-53.

AUTORES / AUTHORS:  - Keane WF; Brenner BM; Mazzu A; Agro A

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Hennepin County Medical Center, University of Minnesota Medical School, Minneapolis, MN, USA. g.macgregor@sghms.ac.uk

RESUMEN / SUMMARY:  - The 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitor (statin)-mediated lowering of serum cholesterol has been associated with a significant reduction in cardiovascular morbidity and mortality. Recent studies suggest that additional non-lipid lowering effects (eg, endothelial stabilization, anti-inflammatory, antithrombogenic) may be important in modulating their effectiveness. Dyslipidemia is common in end-stage renal disease (ESRD), and hemodialysis patients have increased cardiovascular morbidity and mortality. Cerivastatin, a new statin with powerful low-density lipoprotein-cholesterol (LDL-C) lowering capabilities, possesses some unique non-LDL-C-mediated properties that may contribute to a reduction of coronary events in the patient with ESRD. The primary objective of this multicenter multinational study of 1,054 hemodialysis patients is to compare 2 years of treatment with cerivastatin (0.4 mg/d) versus placebo on the composite clinical event rate of myocardial infarction, sudden cardiac death, ischemic stroke, and the need for coronary arterial bypass graft (CABG) or percutaneous transluminal coronary angioplasty (PTCA) procedures in these patients. Changes in lipids, inflammatory proteins including heat stable C-reactive protein (hsCRP), interleukin-6 (IL-6), oncostatin-M, intracellular adhesion molecule-1 (ICAM-1) and monocyte-chemoattractant protein-1 (MCP-1), as well as markers of cardiac muscle pathology, such as troponin I and troponin T, will be assessed in a subset of patients. This study is the first of its kind to assess the effect of a statin on the reduction of cardiovascular morbidity and mortality in an incident hemodialysis population. It will determine whether treatment with cerivastatin can effectively reduce the significant cardiovascular morbidity and mortality.

 

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[21]

TÍTULO / TITLE:  - Dendritic cells and the mode of action of anticalcineurinic drugs: an integrating hypothesis.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2003 Mar;18(3):467-8; discussion 469-70.

AUTORES / AUTHORS:  - Fierro A; Mora JR; Bono MR; Morales J; Buckel E; Sauma D; Rosemblatt M

INSTITUCIÓN / INSTITUTION:  - Clinica las Condes, Transplantation Unit, Santiago, Chile. afierro@vtr.net  N. Ref:: 16

 

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[22]

TÍTULO / TITLE:  - Renal transplantation: can we reduce calcineurin inhibitor/stop steroids? Evidence based on protocol biopsy findings.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2003 Mar;14(3):755-66.

AUTORES / AUTHORS:  - Gotti E; Perico N; Perna A; Gaspari F; Cattaneo D; Caruso R; Ferrari S; Stucchi N; Marchetti G; Abbate M; Remuzzi G

INSTITUCIÓN / INSTITUTION:  - Department of Medicine and Transplantation, Ospedali Riuniti di Bergamo, Mario Negri Institute for Pharmacological Research, Italy.

RESUMEN / SUMMARY:  - How to combine antirejection drugs and which is the optimal dose of steroids and calcineurin inhibitors beyond the first year after kidney transplantation to maintain adequate immunosuppression without major side effects are far from clear. Kidney transplant patients on steroid, cyclosporine (CsA), and azathioprine were randomized to per-protocol biopsy (n = 30) or no-biopsy (n = 29) 1 to 2 yr posttransplant. Steroid or CsA were discontinued or reduced on the basis of biopsy to establish effects on drug-related complications, acute rejection, and graft function over 3 yr of follow-up. Serum creatinine, GFR (plasma clearance of iohexol), RPF (renal clearance of p-aminohippurate), CsA pharmacokinetics, and adverse events were monitored yearly. At the end, patients underwent a second biopsy. Per-protocol biopsy histology revealed no lesions (n = 5, steroid withdrawal), CsA nephropathy (n = 13, CsA discontinuation/reduction), or chronic rejection (n = 12, standard therapy). Reducing the drug regimen led to overall fewer side effects related to immunosuppression as compared with standard therapy or no-biopsy. Steroids were safely stopped with no acute rejection or graft loss. Complete CsA discontinuation was associated with acute rejection in the first four patients. Lowering CsA to low target CsA trough (30 to 70 ng/ml) never led to acute rejection or major renal function deterioration. Biopsy patients on conventional regimen had no acute rejection, one graft loss, no significant change in GFR, and significant RPF decline. No-biopsy controls: no acute rejection, one graft loss, significant decline of GFR and RPF. By serial biopsy analysis, severe lesions did not develop in patients with steroid discontinuation in contrast to patients on standard therapy over follow-up. CsA reduction did not adversely affect histology. Per-protocol biopsy more than 1 yr after kidney transplantation is a safe procedure to guide change of drug regimen and to lower the risk of major side effects.

 

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[23]

TÍTULO / TITLE:  - Treatment of posttransplant hypertension: too little, too late?

REVISTA / JOURNAL:  - Transplantation 2003 Dec 15;76(11):1645-6.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000091290.30262.96

AUTORES / AUTHORS:  - Paul LC

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology, Leiden University Medical Center, Leiden, The Netherlands. lcpaul@lumc.nl  N. Ref:: 12

 

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[24]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.6.3. Cancer risk after renal transplantation. Solid organ cancers: prevention and treatment.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:32, 34-6.

RESUMEN / SUMMARY:  - GUIDELINES: J. All renal transplant recipients should have regular ultrasonography of their native kidneys (when applicable) for screening of renal cell carcinomas, which are observed at much higher incidence in both dialysed and transplant patients. K. Guidelines published for screening and prevention of solid organ cancers in the general population should be strictly applied to transplant recipients, who are in general at higher cancer risk, but would benefit equally or even greater. L. All male renal transplant recipients aged 50 and over should have a yearly prostate specific antigen (PSA) test prior to a regular digital rectal examination. M. All female renal transplant recipients should have a yearly cervical (PAP) smear together with regular pelvic examination and regular mammography, according to national recommendations where available. N. All renal transplant recipients should undergo a faecal occult-blood testing as a screening for colorectal cancer and other (pre-malignant) lesions, according to national recommendations where available. O. In all these conditions, it is recommended to reduce immunosuppression whenever possible.

 

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[25]

TÍTULO / TITLE:  - End-stage renal disease in India and Pakistan: burden of disease and management issues.

REVISTA / JOURNAL:  - Kidney Int Suppl 2003 Feb;(83):S115-8.

AUTORES / AUTHORS:  - Sakhuja V; Sud K

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology, Postgraduate Institute of Medical Education and Research, Chandigarh, India. vasakhuja@glide.net.in

RESUMEN / SUMMARY:  - In the absence of national registries, no reliable data are available on the incidence and prevalence of end-stage renal disease (ESRD) in India and Pakistan. The incidence of ESRD is likely to be higher than that reported from the developed world, with chronic glomerulonephritis being the most common cause, accounting for more than one third of patients, while diabetic nephropathy accounts for about one fourth of all patients in India. Patients are generally younger (mean age 42 years) at the time of detection of ESRD and two-thirds first see a nephrologist after they have reached end stage. Treatment of ESRD is a low priority for the cash-strapped public hospitals and in the absence of health insurance plans, less than 10% of all patients receive any kind of renal replacement therapy. The vast majority of patients starting hemodialysis die or stop treatment because of cost constraints within the first three months, and less than 2% patients are started on ambulatory peritoneal dialysis. Although renal transplantation is the cheapest option, only about 5% of all patients with ESRD end up having a transplant. Living related donor transplants constitute 30 to 40% of all transplants in India, but there is a conspicuous gender bias with female donors donating kidneys for their male relatives. Cadaveric transplantation has yet to pick up and accounts for less than 2% of all transplants. The enactment of legislation to regulate renal transplantation in India has not been able to prevent unrelated (paid) donor transplants, which constitute 60 to 70% of all renal transplants. Cyclosporine, azathioprine and prednisolone continue to be the backbone of post-transplant immunosuppression, with cyclosporine being stopped in a significant proportion at one year post-transplant to cut down costs. Increasing awareness of renal disease amongst the population and general practitioners could result in early diagnosis of chronic renal failure and give opportunity for preventive strategies to delay the onset of ESRD. Preemptive transplantation and use of generic cyclosporine can help bring down the costs of treatment. Innovative and affordable health insurance policies can also increase the number of patients who receive effective treatment for ESRD in these two countries.  N. Ref:: 10

 

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[26]

TÍTULO / TITLE:  - Regulatory T cells in kidney transplant recipients: active players but to what extent?

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2003 Jun;14(6):1706-8.

AUTORES / AUTHORS:  - Zhai Y; Kupiec-Weglinski JW  N. Ref:: 20

 

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[27]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.5.1. Cardiovascular risks. Cardiovascular disease after renal transplantation.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:24-5.

RESUMEN / SUMMARY:  - GUIDELINES: A. Post-transplant cardiovascular disease is very common, an important cause of morbidity and the first cause of mortality in renal transplant recipients. Therefore, detection and early treatment of post-transplant cardiovascular disease are mandatory. B. Specific risk factors for developing post-transplant cardiovascular disease include pre-transplant cardiovascular disease, arterial hypertension, uraemia (graft dysfunction), hyperlipidaemia, diabetes mellitus, smoking and immunosuppressive treatment. These factors should be targeted for intervention. C. Pre-transplant cardiovascular disease is a major risk factor for post-transplant cardiovascular disease. Therefore, prior to transplantation, it is mandatory to detect and treat symptomatic coronary artery disease, heart failure due to valvular failure or cardiomyopathy, and pericardial constriction. This policy should also be followed in asymptomatic diabetic patients.

 

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[28]

TÍTULO / TITLE:  - Interleukin 2 receptor antagonists for kidney transplant recipients.

REVISTA / JOURNAL:  - Cochrane Database Syst Rev 2004;1:CD003897.

      ●● Enlace al texto completo (gratuito o de pago) 1002/14651858.CD003897.pub2

AUTORES / AUTHORS:  - Webster A; Playford E; Higgins G; Chapman J; Craig J

INSTITUCIÓN / INSTITUTION:  - Centre for Kidney Research, The Children’s Hospital at Westmead, Locked Bag 4001, Westmead, NSW, AUSTRALIA, 2145.

RESUMEN / SUMMARY:  - BACKGROUND: Interleukin 2 receptor antagonists (IL2Ra) are used as induction therapy for prophylaxis against acute rejection in kidney transplant recipients. Use of IL2Ra has increased steadily, with 38% of new kidney transplant recipients in the United States, and 23% in Australasia receiving IL2Ra in 2002. OBJECTIVES: This study aims to systematically identify and summarise the effects of using an IL2Ra, as an addition to standard therapy, or as an alternative to other antibody therapy. SEARCH STRATEGY: The Cochrane Renal Group’s specialised register (June 2003), the Cochrane Controlled Trials Register (in The Cochrane Library issue 3, 2002), MEDLINE (1966-November 2002) and EMBASE (1980-November 2002). Reference lists and abstracts of conference proceedings and scientific meetings were hand-searched from 1998-2003. Trial groups, authors of included reports and drug manufacturers were contacted. SELECTION CRITERIA: Randomised controlled trials (RCTs) in all languages comparing IL2Ra to placebo, no treatment, other IL2Ra or other antibody therapy. DATA COLLECTION AND ANALYSIS: Data was extracted and quality assessed independently by two reviewers, with differences resolved by discussion. Dichotomous outcomes are reported as relative risk (RR) with 95% confidence intervals (CI). MAIN RESULTS: One hundred and seventeen reports from 38 trials involving 4893 participants were included. Where IL2Ra were compared with placebo (17 trials; 2786 patients), graft loss was not significantly different at one (RR 0.83, 95% CI 0.66 to 1.04) or three years (RR 0.88, 95% CI 0.64 to 1.22). Acute rejection (AR) was significantly reduced at six months (RR 0.66, 95% CI 0.59 to 0.74) and at one year (RR 0.67, 95% CI 0.60 to 0.75). At one year, cytomegalovirus (CMV) infection (RR 0.82, 95% CI 0.65 to 1.03) and malignancy (RR 0.67, 95% CI 0.33 to 1.36) were not significantly different. Where IL2Ra were compared with other antibody therapy no significant differences in treatment effects were demonstrated, but adverse effects strongly favoured IL2Ra. REVIEWER’S CONCLUSIONS: Given a 40% risk of rejection, seven patients would need treatment with IL2Ra to prevent one patient having rejection, with no definite improvement in graft or patient survival. There is no apparent difference between basiliximab and daclizumab. IL2Ra are as effective as other antibody therapies and with significantly fewer side effects

 

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[29]

TÍTULO / TITLE:  - Calcium channel blockers for preventing acute tubular necrosis in kidney transplant recipients.

REVISTA / JOURNAL:  - Cochrane Database Syst Rev 2004;1:CD003421.

      ●● Enlace al texto completo (gratuito o de pago) 1002/14651858.CD003421.pub2

AUTORES / AUTHORS:  - Shilliday I; Sherif M

INSTITUCIÓN / INSTITUTION:  - Renal Unit, Monklands Hospital, Monkscourt Avenue, Airdrie, UK, ML6 0JS.

RESUMEN / SUMMARY:  - BACKGROUND: The incidence of delayed graft function in cadaveric grafts has increased over the last few years due in part to the large demand for cadaveric kidneys necessitating the use of kidneys from marginal donors. Calcium channel blockers have the potential to reduce the incidence of post-transplant acute tubular necrosis (ATN) if given in the peri-operative period. However, there is controversy surrounding their use in this situation with no consensus as to their efficacy. OBJECTIVES: To evaluate the benefits and harms of using calcium channel blockers in the peri-transplant period in patients at risk of ATN following cadaveric kidney transplantation. SEARCH STRATEGY: We searched the Cochrane Renal Group’s specialised register, the Cochrane Central Register of Controlled Trials (CENTRAL, in The Cochrane Library issue 2, 2003) MEDLINE (1966 to January 2003) and EMBASE (1980 - January 2003). The Trials Search Coordinator was contacted to develop the search strategy. SELECTION CRITERIA: Randomised controlled trials comparing calcium channel blockers given in the peri-transplant period with controls were included. Quasi-randomised trials were excluded. DATA COLLECTION AND ANALYSIS: Data was extracted and quality assessed independently by two reviewers, with differences resolved by discussion. Dichotomous outcomes are reported as relative risk (RR) and measurements on continuous scales are reported as weighted mean differences (WMD) with 95% confidence intervals (CI). MAIN RESULTS: Nine trials were suitable for inclusion. Treatment with calcium channel blockers in the peri-transplant period was associated with a significant decrease in the incidence of post transplant ATN (RR 0.57, 95%CI 0.40 to 0.82) and delayed graft function (RR 0.44, 95% CI 0.28 to 0.69). There was no difference between control and treatment groups in graft loss, mortality, requirement for haemodialysis. There was insufficent information to comment on adverse events. REVIEWER’S CONCLUSIONS: These results suggest that calcium channel blockers given in the peri-operative period may reduce the incidence of ATN post-transplantation. The result should be treated with caution due to the heterogeneity of the trials which made comparison of studies and pooling of data difficult.

 

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[30]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.6.2. Cancer risk after renal transplantation. Skin cancers: prevention and treatment.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:31-6.

RESUMEN / SUMMARY:  - GUIDELINES: D. Due to the high prevalence of skin cancers after organ transplantation, it is highly recommended to inform patients about self-awareness. E. Primary prevention should include the avoidance of sun exposure, use of protective clothing and use of an effective sunscreen (protection factor >15) for unclothed body parts (head, neck, hands and arms) in order to prevent the occurrence of squamous-cell carcinoma. This is the most frequent skin tumour in transplant recipients, and its preferential location is the head. F. Recipients with pre-malignant skin lesions (warts, epidermodysplasia verruciformis or actinic keratoses) should be referred early to a dermatologist for active treatment and close follow-up. G. All skin cancers should be completely removed by a dermatologist with appropriate techniques, such as electro-desiccation with curettage, cryotherapy or surgical excision. H. Secondary prevention for recipients should include close follow-up by a dermatologist (at least every 6 months), the use of topical retinoids to control actinic keratoses and to diminish squamous-cell carcinoma recurrence, and reduction of immunosuppression whenever possible. I. In recipients with multiple and/or recurrent skin cancers, the use of systemic retinoids, such as low-dose acitretin, could be recommended for months/years, if well tolerated, in addition to further reduction in immunosuppression whenever possible.

 

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[31]

TÍTULO / TITLE:  - Multicentric papillary renal carcinoma in renal allograft.

REVISTA / JOURNAL:  - Am J Kidney Dis 2003 Aug;42(2):381-4.

AUTORES / AUTHORS:  - DeLong MJ; Schmitt D; Scott KM; Ramakumar S; Lien YH

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, University of Arizona Health Sciences Center, Tucson, AZ 85724, USA.

RESUMEN / SUMMARY:  - A renal transplant recipient with 13 years of excellent allograft function was found incidentally to have a malignant mass in his transplanted kidney. After resection, pathological analysis showed 29 separate lesions of renal cell carcinoma. All tumors were confined within the renal capsule. The majority of tumors (21 of 29 tumors) were chromophil basophilic carcinoma with papillary architecture, 5 tumors were clear cell, 2 tumors were mixed cell type, and 1 tumor was chromophil eosinophilic papillary carcinoma. These histological findings are similar to those reported in hereditary papillary renal carcinoma. To our knowledge, this is the first case of multicentric papillary renal carcinoma occurring in the renal allograft. We speculate that the allograft in this case is predisposed to malignant changes because of preexisting genetic mutations, as well as prolonged immunosuppression.  N. Ref:: 13

 

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[32]

TÍTULO / TITLE:  - Review of solid-organ transplantation in HIV-infected patients.

REVISTA / JOURNAL:  - Transplantation 2003 Feb 27;75(4):425-9.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000046943.35335.18

AUTORES / AUTHORS:  - Roland ME; Stock PG

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, University of California, San Francisco, California, USA. mroland@php.ucsf.edu  N. Ref:: 47

 

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[33]

TÍTULO / TITLE:  - Potential role of major histocompatibility complex class II peptides in regulatory tolerance to vascularized grafts.

REVISTA / JOURNAL:  - Transplantation 2004 Jan 15;77(1 Suppl):S35-7.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000106472.91343.8D

AUTORES / AUTHORS:  - LeGuern C

INSTITUCIÓN / INSTITUTION:  - Transplantation Biology Research Center, Massachusetts General Hospital, Harvard Medical School, Boston, MA 02129, USA. leguern@helix.mgh.harvard.edu

RESUMEN / SUMMARY:  - The inactivation of persisting T lymphocytes reactive to self- and non-self-antigens is a major arm of operational immune tolerance in mammals. Silencing of such T cells proceeds mostly by means of suppression, a process that is mediated by regulatory T-cell subsets and especially by CD4(+)CD(25high) regulatory T cells (Treg). Although Treg activation and ensuing suppressive activity appear to be major histocompatibility complex class II dependent, the fine specificity of Treg T-cell receptors has not yet been elucidated. Recent data from the author’s laboratory on a class II gene therapy induction of tolerance to allogeneic kidney grafts suggest that class II peptides are involved as generic signals for Treg activation. A brief compilation of results that would support this hypothesis is discussed in the present article.  N. Ref:: 31

 

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[34]

TÍTULO / TITLE:  - Mycophenolate mofetil versus azathioprine therapy is associated with a significant protection against long-term renal allograft function deterioration.

REVISTA / JOURNAL:  - Transplantation 2003 Apr 27;75(8):1341-6.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000062833.14843.4B

AUTORES / AUTHORS:  - Meier-Kriesche HU; Steffen BJ; Hochberg AM; Gordon RD; Liebman MN; Morris JA; Kaplan B

INSTITUCIÓN / INSTITUTION:  - Department of Internal Medicine, University of Florida College of Medicine, Gainesville, FL 32610-0224, USA. meierhu@medicine.ufl.edu.

RESUMEN / SUMMARY:  - BACKGROUND: To evaluate the association of long-term continuous mycophenolate mofetil (MMF) versus azathioprine (AZA) therapy and renal allograft function, as measured by the slope of reciprocal creatinine, we analyzed 49,666 primary renal allograft recipients reported to the United States Renal Data System between October 31, 1988 and June 30, 1998. METHODS: The primary study endpoint was defined as a greater than 20% decrease below a 6-month baseline of 1/serum creatinine (SCr) (slope of reciprocal creatinine) at or beyond 1 year after transplantation. A secondary endpoint was defined as reaching an SCr value greater than 1.6 mg/dL. Univariate Kaplan-Meier analysis and multivariate Cox proportional hazard models were used to investigate the risk of reaching the study endpoints. Multivariate analyses were corrected for potential confounding covariates. RESULTS: According to the Cox proportional hazard model, 12-month continued therapy of MMF versus AZA was associated with a protective effect against declining renal function, as measured by the slope of reciprocal creatinine (relative risk [RR]=0.84, confidence interval 0.78-0.91, P<0.001). For 24-month continued therapy of MMF versus AZA, MMF was associated with a further decreased risk for a decline in renal function (RR=0.66, confidence interval=0.57-0.77, P<0.001). Furthermore, MMF was associated with a protective effect against reaching the SCr threshold of 1.6 mg/dL (RR=0.80, P<0.001) beyond 12 months posttransplantation. CONCLUSIONS: Continuous use of MMF versus AZA was associated with a protective effect against declining renal function beyond 1 year after transplantation. Further study is needed to confirm that continued MMF therapy is protective against long-term deterioration in renal function.

 

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[35]

TÍTULO / TITLE:  - Transcriptional regulation of inflammatory genes before transplantation: a role for hypoxia inducible factor-1alpha?

REVISTA / JOURNAL:  - Transplantation 2003 Feb 27;75(4):437-8.

AUTORES / AUTHORS:  - Koo DD; Fuggle SV

INSTITUCIÓN / INSTITUTION:  - Nuffield Department of Surgery, University of Oxford, Oxford Transplant Centre, United Kingdom.  N. Ref:: 5

 

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[36]

TÍTULO / TITLE:  - Liver and kidney preservation by perfusion.

REVISTA / JOURNAL:  - Lancet 2002 Feb 16;359(9306):604-13.

AUTORES / AUTHORS:  - St Peter SD; Imber CJ; Friend PJ

INSTITUCIÓN / INSTITUTION:  - Nuffield Department of Surgery, John Radcliffe Hospital, University of Oxford, OX3 9DU, Oxford, UK.

RESUMEN / SUMMARY:  - The clinical boundaries of transplantation have been set in an era of simple cold storage. Research in organ preservation has led to the development of flush solutions that buffer the harsh molecular conditions which develop during ischaemia, and provide stored organs that are fit to sustain life after transplantation. Although simple and efficient, this method might be reaching its limit with respect to the duration, preservation, and the quality of organs that can be preserved. In addition, flush preservation does not allow for adequate viability assessment. There is good evidence that preservation times will be extended by the provision of continuous cellular substrate. Stimulation of in-vivo conditions by ex-vivo perfusion could also mean that marginal organs will be salvaged for transplantation. Perfusion will also allow for assessing the viability of organs before transplantation in a continuous fashion. The cumulative effect of these benefits would include expansion of the donor pool, less risk of primary non-function, and extension of the safe preservation period. Use of non-heart-beating donors, international organ sharing, and precise calculation of the risk of primary organ failure could become standard.  N. Ref:: 140

 

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[37]

TÍTULO / TITLE:  - Subcutaneous black fungus (phaeohyphomycosis) infection in renal transplant recipients:three cases.

REVISTA / JOURNAL:  - Transplantation 2004 Jan 15;77(1):140-2.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000107287.70512.E7

AUTORES / AUTHORS:  - Yehia M; Thomas M; Pilmore H; Van Der Merwe W; Dittmer I

INSTITUCIÓN / INSTITUTION:  - Auckland Renal Transplant Group, Auckland Hospital, Auckland, New Zealand. mahay@adhb.govt.nz

RESUMEN / SUMMARY:  - We describe three cases of subcutaneous phaeohyphomycosis developing in the lower limbs of renal transplant recipients shortly after transplantation. Each case presented with dark-colored nodules that subsequently ulcerated. Histopathologic examination revealed dematiaceous fungal hyphae with a surrounding granulomatous reaction. The fungi were subsequently identified as Alternaria alternatum in two cases and Phialophora richardsiae in one case. In one case, the lesions resolved during a prolonged (6-month) course of itraconazole without the requirement for surgical excision. In the other two cases, combined medical and surgical treatment resulted in cure. A review of the literature on phaeohyphomycosis is presented.  N. Ref:: 11

 

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[38]

TÍTULO / TITLE:  - Protocol core needle biopsy and histologic Chronic Allograft Damage Index (CADI) as surrogate end point for long-term graft survival in multicenter studies.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2003 Mar;14(3):773-9.

AUTORES / AUTHORS:  - Yilmaz S; Tomlanovich S; Mathew T; Taskinen E; Paavonen T; Navarro M; Ramos E; Hooftman L; Hayry P

INSTITUCIÓN / INSTITUTION:  - Data Analysis Center, Division of Transplantation, Department of Surgery, University of Calgary, Alberta, Canada.

RESUMEN / SUMMARY:  - This study is an investigation of whether a protocol biopsy may be used as surrogate to late graft survival in multicenter renal transplantation trials. During two mycophenolate mofetil trials, 621 representative protocol biopsies were obtained at baseline, 1 yr, and 3 yr. The samples were coded and evaluated blindly by two pathologists, and Chronic Allograft Damage Index (CADI) score was constructed. At 1 yr, only 20% of patients had elevated (>l.5 mg/100 ml) serum creatinine, whereas 60% of the biopsies demonstrated an elevated (>2.0) CADI score. The mean CADI score at baseline, 1.3 +/- 1.1, increased to 3.3 +/- 1.8 at 1 yr and to 4.1 +/- 2.2 at 3 yr. The patients at 1 yr were divided into three groups, those with CADI <2, between 2 and 3.9, and >4.0, the first two groups having normal (1.4 +/- 0.3 and 1.5 +/- 0.6 mg/dl) and the third group pathologic (1.9 +/- 0.8 mg/dl) serum creatinine. At 3 yr, there were no lost grafts in the low CADI group, six lost grafts (4.6%) in the in the elevated CADI group, and 17 lost grafts (16.7%) in the high CADI group (P < 0.001). One-year histologic CADI score predicts graft survival even when the graft function is still normal. This observation makes it possible to use CADI as a surrogate end point in prevention trials and to identify the patients at risk for intervention trials.

 

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[39]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.2.4. Chronic graft dysfunction. De novo renal disease after transplantation.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:15-6.

RESUMEN / SUMMARY:  - GUIDELINES: A. Acute pyelonephritis is relatively frequent in the transplanted kidney and carries a risk of septicaemia. The condition should be recognized and the patient should be treated promptly in the hospital. B. After initiation of any drugs known to induce the development of interstitial nephritis in the transplant patient, it is recommended to monitor renal function and abnormalities in order to detect any side effects rapidly. If interstitial nephritis is observed, it is recommended to stop the offending drug, and to initiate appropriate treatment. C. De novo membranous nephropathy should be considered in cases of proteinuria and nephrotic syndrome after transplantation. Viral infection, such as HCV, should be excluded. D. In the case of the development of graft dysfunction in a transplant patient with Alport’s syndrome, one should consider additionally the possibility of de novo anti-glomerular basement membrane (anti-GBM) glomerulonephritis.

 

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[40]

TÍTULO / TITLE:  - Complement and the kidney.

REVISTA / JOURNAL:  - J Immunol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jimmunol.org/ 

      ●● Cita: J. of Immunology: <> 2003 Oct 1;171(7):3319-24.

AUTORES / AUTHORS:  - Quigg RJ

INSTITUCIÓN / INSTITUTION:  - Section of Nephrology, University of Chicago, Chicago, IL 60637, USA. rqigg@medicine.uchicago.edu  N. Ref:: 94

 

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[41]

TÍTULO / TITLE:  - Incidence of ESRD and survival after renal replacement therapy in patients with type 1 diabetes: a report from the Allegheny County Registry.

REVISTA / JOURNAL:  - Am J Kidney Dis 2003 Jul;42(1):117-24.

AUTORES / AUTHORS:  - Nishimura R; Dorman JS; Bosnyak Z; Tajima N; Becker DJ; Orchard TJ

INSTITUCIÓN / INSTITUTION:  - Department of Epidemiology, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, PA, USA. rimei@excite.co.jp

RESUMEN / SUMMARY:  - BACKGROUND: Little information is available regarding the long-term incidence of end-stage renal disease (ESRD) and survival after the introduction of renal replacement therapy (RRT) in patients with type 1 diabetes. METHODS: We studied 1,075 patients with type 1 diabetes (onset age < 18 years) diagnosed between 1965 and 1979, who comprise the Allegheny County population-based registry. Onset of ESRD was defined as the introduction of RRT (dialysis or transplantation). RESULTS: Of 1,075 registrants, the living status of 975 patients (90.7%) and complication status of 798 patients (74.2%) were ascertained as of January 1, 1999. During the observation period, 104 patients (13.0%) developed ESRD, for an incidence rate of 521/100,000 person-years (95% confidence interval, 424 to 629). The cumulative incidence of ESRD was 11.3% at 25 years of diabetes. A significant decline was observed in 20-year cumulative incidence rates of ESRD for patients diagnosed between 1965 and 1969, 1970 and 1974, and 1975 and 1979 (9.1%, 4.7%, and 3.6%, respectively; P = 0.006). Of 104 patients with ESRD, 29 patients (28%) received dialysis alone, 44 patients (42%) received dialysis followed by kidney transplantation, 26 patients (25%) underwent successful transplantation alone, and 5 patients (5%) underwent a failed kidney transplantation followed by dialysis therapy. The cumulative survival rate 10 years after the introduction of RRT was 51.2%. The cumulative survival rate of dialysis therapy followed by kidney transplantation was significantly greater than that of dialysis therapy alone (P < 0.001). No difference was detected in survival between pancreas-kidney transplant recipients and kidney-alone transplant recipients (P = 0.7). CONCLUSION: The incidence of ESRD observed in this cohort has declined, probably reflecting the better glycemic and blood pressure control available since the early 1980s.  N. Ref:: 35

 

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[42]

TÍTULO / TITLE:  - The economic value of valacyclovir prophylaxis in transplantation.

REVISTA / JOURNAL:  - J Infect Dis. Acceso gratuito al texto completo a partir de los 2 años de la publicación;  - http://www.journals.uchicago.edu/ 

      ●● Cita: J. of Infectious Diseases: <> 2002 Oct 15;186 Suppl 1:S116-22.

AUTORES / AUTHORS:  - Squifflet JP; Legendre C

INSTITUCIÓN / INSTITUTION:  - University Clinic Saint Luc, 1200 Brussels, Belgium. Jean-Paul.Squifflet@chir.ucl.ac.be

RESUMEN / SUMMARY:  - Cytomegalovirus (CMV) infection and disease, with its extensive direct and indirect consequences, adds considerably to the cost of patient management in both solid organ and bone marrow transplantation. Antiviral prophylaxis for CMV infection can offer cost advantages over preemptive therapy and “wait-and-treat” approaches. Valacyclovir has demonstrated efficacy for CMV prophylaxis in renal, heart, and bone marrow transplantation and is cost-effective when compared with placebo in renal transplant recipients at high risk of CMV infection. In reducing CMV infection and disease, valacyclovir prophylaxis appears to be associated with reductions in indirect effects of CMV (acute graft rejection, other opportunistic infections) and, if these effects are considered, the potential exists for even greater savings to be made with valacyclovir therapy. Benefits of valacyclovir in transplantation extend beyond CMV to other herpesviruses and may be increased in some clinical situations by prolonging prophylaxis beyond 3 months.  N. Ref:: 32

 

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[43]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.13 Analysis of patient and graft survival.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:60-7.

RESUMEN / SUMMARY:  - GUIDELINES: A. It is important for a transplant unit to follow-up on the results of their transplant activities. In order to achieve correct reports on graft and patient outcome in all patients, it is necessary to have sufficient resources, such as a computerized database, and continuous updates of patient information. All data collected should be subjected to validation procedures to ensure completeness and accuracy. B. Improved outcomes following implementation of new protocols, based on evaluation of clinical multi-centre trials, should be verified at local transplant centres since centres often include a range of patients different from those selected for the trial. C. The most widely accepted descriptor of outcome is the Kaplan-Meier probability estimate of patient and graft survival. Survival estimates should be calculated at intervals of time after transplantation and should always be expressed with their 95% confidence intervals. D. Kaplan-Meier survival estimates may be calculated in three ways. (i) ‘Patient survival’ should be calculated from the date of transplantation to the date of death or the date of the last follow-up. (ii) ‘Graft survival’ (non-censored for death) should be calculated from the date of transplantation to the date of irreversible graft failure signified by return to long-term dialysis (or retransplantation) or the date of the last follow-up during the period when the transplant was still functioning or to the date of death. Here, death with graft function is treated as graft failure. (iii) ‘Graft survival censored for death with a functioning graft’ (death-censored graft survival) should be calculated from the date of transplantation to the date of irreversible graft failure signified by return to long-term dialysis (or retransplantation) or the date of last follow-up during the period when the transplant was still functioning. In the event of death with a functioning graft, the follow-up period is censored at the date of death. E. The outcome of transplants carried out at a centre should be compared with those achieved across a range of data from centres collated by national and international multi-centre registries. Interpretation of a centre’s performance should take into account the number of transplants performed and the prevalence of major risk factors. F. Major risk factors that influence transplant outcome are identifiable by applying multivariate analytical methods to large multi-centre follow-up databases. Although these major risk factors may not be identifiable in individual centre data, they should nonetheless be taken into account in patient management. G. When designing a clinical trial or evaluating data from a recent trial, the expected improvement in graft survival resulting from a reduction in acute rejection may be estimated from a knowledge of the rejection and graft survival rates that existed prior to the introduction of the new therapeutic regimen. H. When designing or evaluating a clinical trial, it is important to analyse the power of the study to verify statistically the difference (in graft survival) that might be expected and its statistical significance. A study resulting in absence of statistically significant differences between two treatment groups with insufficient statistical power to verify a difference at the expected level should not be taken as evidence of absence of a true difference.

 

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[44]

TÍTULO / TITLE:  - Treatment of HCV-related liver diseases after renal transplantation: modern views.

REVISTA / JOURNAL:  - Int J Artif Organs 2003 May;26(5):373-82.

AUTORES / AUTHORS:  - Fabrizi F; Bunnapradist S; Aucella F; Lunghi G; Martin P

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology, Maggiore Hospital, IRCCS, Milano, Italy. fabrizi@policlinico.mi.it  N. Ref:: 76

 

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[45]

TÍTULO / TITLE:  - Renal function as a predictor of long-term graft survival in renal transplant patients.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2003 May;18 Suppl 1:i3-6.

AUTORES / AUTHORS:  - First MR

INSTITUCIÓN / INSTITUTION:  - Research and Development, Fujisawa Healthcare, Inc., Deerfield, IL 60015, USA. roy_first@fujisawa.com

RESUMEN / SUMMARY:  - Acute rejection is a major risk factor for kidney graft failure. However, as acute rejection has been progressively reduced by recent immunosuppressive regimens, other risk factors are becoming increasingly important. Evidence is accumulating that early renal function predicts long-term outcome. A recent registry survey of more than 100 000 kidney transplants found that 6- and 12-month serum creatinine levels, as well as the change between 6 and 12 months, are strongly associated with long-term graft survival. A survey of paediatric renal transplant recipients showed that poor creatinine clearance (<50 ml/min) as early as 30 days post-transplant predicted an annual rate of graft loss of 13% compared with <3% in patients with 30-day clearance >50 ml/min. This association between early renal function and long-term outcome was confirmed in multicentre studies. Renal transplant recipients (n=572) with 6-month serum creatinine levels >1.5 mg/dl suffered 3-year graft loss of 19.3% compared with only 8.5% in patients with levels <1.6 mg/dl (P<0.001). Significantly fewer patients receiving tacrolimus had 12-month serum creatinine levels >1.5 mg/dl compared with cyclosporin (42 versus 54%, P<0.05). Interestingly, a single-centre study (n=436) found that while glomerular filtration rate (GFR) at 6 months post-transplant had remained stable over the last decade, the rate of loss of renal function had decreased. A lower rate of GFR loss was associated with absence of rejection, use of mycophenolate mofetil rather than azathioprine and use of tacrolimus rather than cyclosporin (P<0.01). In conclusion, early measures of renal function allow identification of those patients at highest risk of graft failure and provide an invaluable tool for improving outcomes by tailored immunosuppression. The choice of such immunosuppression should be guided not only by its ability to prevent rejection, but also by its impact on renal function.  N. Ref:: 11

 

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[46]

TÍTULO / TITLE:  - Postmenopausal tubo-ovarian abscess due to Pseudomonas aeruginosa in a renal transplant patient: a case report and review of the literature.

REVISTA / JOURNAL:  - Transplantation 2001 Oct 15;72(7):1241-4.

AUTORES / AUTHORS:  - El Khoury J; Stikkelbroeck MM; Goodman A; Rubin RH; Cosimi AB; Fishman JA

INSTITUCIÓN / INSTITUTION:  - Infectious Disease Division, GRJ 504, Massachusetts General Hospital, Harvard Medical School, Boston, MA 02114, USA.

RESUMEN / SUMMARY:  - BACKGROUND: Pseudomonas aeruginosa is an uncommon cause of infection in the female genital tract. We report a case of postmenopausal tubo-ovarian abscess (TOA) due to P. aeruginosa in a renal transplant recipient. The presentation included mild abdominal symptoms with rapid progression of peritonitis and surgical abscess drainage. This is the first such case in an organ transplant recipient described in the English literature. METHODS AND RESULTS: Published reports of 1040 cases of TOA were reviewed. The most common features were a history of sexually transmitted disease or pelvic inflammatory disease, and symptoms including abdominal pain and fever. Escherichia coli, Bacteroides spp., and Klebsiella pneumoniae were the most frequently encountered pathogens. Neisseria gonorrhoeae and Chlamydia trachomatis, which are frequently isolated from cervical cultures, are uncommonly isolated from tubo-ovarian abscesses. Forty percent of patients were treated with antibiotics alone, 18.8% with abdominal surgery, and 32% with surgery and antimicrobial therapy. CONCLUSION: This report illustrates the muted presentation and atypical microbiology of gynecologic infection in an organ transplant recipient.  N. Ref:: 59

 

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[47]

- Castellano -

TÍTULO / TITLE:Polimorfismo del receptor de la vitamina D y enfermedad osea postrasplante renal. Polymorphism of the vitamin D receptor and bone disease after renal transplantation.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2001;21 Suppl 1:56-60.

AUTORES / AUTHORS:  - Torres A; Barrios Y; Salido E

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia y, Hospital Universitario de Canarias, Instituto Reina Sofia de Investigacion Nefrologica, Tenerife, España. atorres@ull.es  N. Ref:: 29

 

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[48]

TÍTULO / TITLE:  - Immunosuppression minimization: current and future trends in transplant immunosuppression.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2003 Jul;14(7):1940-8.

AUTORES / AUTHORS:  - Vincenti F

INSTITUCIÓN / INSTITUTION:  - Kidney Transplant Service, University of California-San Francisco, 505 Parnassus Avenue, M884, San Francisco, CA 94143-0780, USA. vincentif@surgery.ucsf.edu  N. Ref:: 54

 

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[49]

TÍTULO / TITLE:  - Management of the waiting list for cadaveric kidney transplants: report of a survey and recommendations by the Clinical Practice Guidelines Committee of the American Society of Transplantation.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2002 Feb;13(2):528-35.

AUTORES / AUTHORS:  - Danovitch GM; Hariharan S; Pirsch JD; Rush D; Roth D; Ramos E; Starling RC; Cangro C; Weir MR

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology, University of California, Los Angeles, School of Medicine, Los Angeles, California 90025, USA. gdanovitch@mednet.ucla.edu

RESUMEN / SUMMARY:  - The Clinical Practice Guidelines Committee of the American Society of Transplantation developed a survey to review the policies of kidney transplant programs in the United States with respect to the management of the steadily expanding waiting list for cadaveric kidneys. The survey was sent to 287 centers, and 192 (67%) responded. The survey indicated that regular follow-up monitoring, most frequently on an annual basis, is required by the majority (71%) of programs. Patients considered to be at high risk and candidates for combined kidney-pancreas transplantation may be monitored more frequently. Annual screening for coronary artery disease is typically required for asymptomatic patients considered to be at high risk for covert disease. Noninvasive techniques are typically used, and a designated cardiologist is usually available to the transplant program. The dialysis nephrologist or the potential transplant recipient is expected to inform the transplant program of intercurrent events that may affect transplant candidacy. Standard health maintenance screening is required, together with the routine updating of serologic and other blood tests that may be relevant to the posttransplant course. Smaller transplant programs (<100 patients on the waiting list) are more likely to maintain closer contact with the wait-listed patients and to attempt to influence their treatment during dialysis and are less likely to cancel transplants because of unanticipated pretransplant medical problems. The work load necessitated by the follow-up monitoring of wait-listed patients was assessed and, in the absence of specific evidence-based information, a series of recommendations were developed to reflect current standards of practice and to suggest future research initiatives.

 

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[50]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.5.8. Cardiovascular risks. Immunosuppressive therapy.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:30-1.

RESUMEN / SUMMARY:  - GUIDELINE: Immunosuppressive therapies, especially corticosteroids and anticalcineurin inhibitors; contribute to the prevalence of cardiovascular risk factors, such as arterial hypertension, hyperlipidaemia and hyperglycaemia, and this effect is dose dependent. Reduction of the dose, withdrawal and/or switching to another drug could be useful to control these risk factors.

 

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[51]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.2.6. Chronic graft dysfunction. Late recurrence of other diseases.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:18-9.

RESUMEN / SUMMARY:  - GUIDELINES: A. In the rare case of recurrent lupus nephritis, no particular treatment is recommended. Only in the few patients with clinically evident flare up is a reinforcement of immunosuppression recommended. B. Recurrence of Henoch-Schonlein purpura may occur even in the absence of clinical signs and symptoms. The prognosis for the graft may be severe, particularly in adults. C. In the case of recurrent ANCA-associated renal or systemic vasculitis, it is recommended to reinforce the immunosuppression with appropriate agents. D. Since diabetic nephropathy recurs almost invariably after transplantation, strict control of diabetes and hypertension, and the use of ACE inhibitors and/or angiotensin II receptor antagonists are recommended in order to prevent or slow the risk of recurrence.

 

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[52]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.1. Organization of follow-up of transplant patients after the first year.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:3-4.

RESUMEN / SUMMARY:  - GUIDELINES: A. All renal transplant recipients should undergo regular laboratory check-ups (at least every 2 or 3 months) and regular medical visits as out-patients (at least every 4-6 months) after the first year post-transplant. B. All renal transplant recipients should be seen at least once a year in the transplant centre where the transplantation has been performed or referred to a closer transplant centre for a complete annual evaluation.

 

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[53]

TÍTULO / TITLE:  - Nonmelanoma skin cancer in organ transplant patients.

REVISTA / JOURNAL:  - Transplantation 2003 Feb 15;75(3):253-7.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000044135.92850.75

AUTORES / AUTHORS:  - Jemec GB; Holm EA

INSTITUCIÓN / INSTITUTION:  - Division of Dermatology, Department of Medicine, Roskilde Hospital, 4000 Roskilde, Denmark. ccc2845@vip.cybercity.dk

RESUMEN / SUMMARY:  - Nonmelanoma skin cancer (NMSC) is more frequent in immunocompromised patients, for example, patients with organ transplants. A number of studies have been published from different countries that present a similar picture of tumors in transplant patients. In addition, the behavior of these tumors is often more aggressive in this group of high-risk patients. The multitude of NMSC and precancerous lesions presents a clinical diagnostic and therapeutic challenge to the managing dermatologists. Technology is being developed to cope with the clinical diagnosis and medical adjunct treatment to broaden the therapeutic options. It is suggested that the optimal use of these new developments occurs if patients are seen in specialized clinics aimed at providing preventive measures, diagnosis, and treatment.  N. Ref:: 50

 

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[54]

TÍTULO / TITLE:  - Ambulatory blood pressure measurement in kidney transplantation: an overview.

REVISTA / JOURNAL:  - Transplantation 2003 Dec 15;76(11):1643-4.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000091289.03300.1A

AUTORES / AUTHORS:  - Tomson CR

INSTITUCIÓN / INSTITUTION:  - Department of Renal Medicine, Southmead Hospital, Bristol, UK. charlie.tomson@north-bristol.swest.nhs.uk

RESUMEN / SUMMARY:  - Adequate control of hypertension is among the most important aims of medical management of the kidney transplant recipient, with the aim of reducing the risk of premature cardiovascular disease and preserving graft function. Antihypertensive therapy should be adjusted according to the best available estimates of usual resting blood pressure. If clinic measurements are used, care should be taken to ensure that these measurements are taken under optimal conditions. Home blood pressure monitoring is a useful adjunct in many patients. Ambulatory blood pressure monitoring gives valuable additional data; mean ambulatory blood pressure correlates better with markers of target organ damage such as left ventricular hypertrophy. However, current treatment thresholds and targets are based on clinic measurements. Ambulatory blood pressure monitoring is certainly a useful adjunct to clinic and home blood pressure measurement, but its role in routine clinical practice in the transplant clinic remains to be defined.  N. Ref:: 11

 

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[55]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.3.2. Long-term immunosuppression. Therapy conversion.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:20-1.

RESUMEN / SUMMARY:  - GUIDELINE: Conversion of immunosuppressive drug therapy is recommended to avoid or reduce drug-specific adverse effects, and is generally safe for long-term graft outcome.

 

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[56]

- Castellano -

TÍTULO / TITLE:Linfoma de prostata secundario en paciente trasplantado renal. Secondary prostatic lymphoma in a kidney transplant patient.

REVISTA / JOURNAL:  - Actas Urol Esp. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aeu.es/actas/ 

      ●● Cita: Actas Urológicas Españolas: <> 2002 Jun;26(6):429-31.

AUTORES / AUTHORS:  - Mallen Mateo E; Trivez Boned MA; Garcia Garcia MA; Sancho Serrano C; Allepuz Losa C; Rioja Sanz LA

INSTITUCIÓN / INSTITUTION:  - Servicio de Urologia, Hospital Universitario Miguel Servet, Zaragoza.

RESUMEN / SUMMARY:  - Lymphoma involving the prostate is rare, both as a primary and as a secondary presenting. Usually the prognosis remains poor. The clinical presentation is similar to that of other lower urinary tract obstructions, in fact prostatic lymphoma must be considered in patients with these symptoms, particularly in patients with prior history of systemic lymphoma. We report a case of a kidney transplantation in a male patient, diagnosis of lymphoma non Hodgkin, with later recurrence in prostate.  N. Ref:: 6

 

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[57]

TÍTULO / TITLE:  - Disseminated ochroconis gallopavum infection in a renal transplant recipient: the first reported case and a review of the literature.

REVISTA / JOURNAL:  - Clin Nephrol 2003 Dec;60(6):415-23.

AUTORES / AUTHORS:  - Wang TK; Chiu W; Chim S; Chan TM; Wong SS; Ho PL

INSTITUCIÓN / INSTITUTION:  - Centre of Infection, Department of Microbiology, Queen Mary Hospital, University of Hong Kong, Hong Kong, SAR, China.

RESUMEN / SUMMARY:  - Ochroconis gallopavum is a potentially fatal dematiaceous fungus causing opportunistic infections in immunocompromised hosts. We report the first case of disseminated O. gallopavum infection in a 13-year-old renal transplant recipient, which involved the brain, lung and spleen. He was treated with amphotericin B, itraconazole and voriconazole, a new antifungal agent first used to treat such an infection. Besides antifungal treatment, all immunosuppressive agents were stopped and automated peritoneal dialysis was resumed. The initial infection was under control with both clinical and radiological improvements after treatment. However, the patient later acquired Acremonium spp. peritonitis; he failed to respond to high-dose amphotericin B, and finally succumbed. A total of 13 reported O. gallopavum human infections, including the one described here, are reviewed. The most common site of involvement is the brain and the crude mortality rate is up to 46%. As the disease is potentially lethal in immunocompromised hosts, empirical antifungal coverage should be considered in post-renal transplant recipients with suspected brain abscess. Early biopsy of lesion for histopathological and microbiological diagnosis would be essential in managing such cases.  N. Ref:: 23

 

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[58]

TÍTULO / TITLE:  - Bone disease after renal transplantation.

REVISTA / JOURNAL:  - Transplantation 2003 Feb 15;75(3):315-25.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000043926.74349.6D

AUTORES / AUTHORS:  - Heaf JG

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology B, Copenhagen University Hospital in Herlev, Denmark. heaf@dadlnet.dk

RESUMEN / SUMMARY:  - Bone disease is common after renal transplantation. The main syndromes are bone loss with a consequent fracture rate of 3% per year, osteonecrosis of the hip, and bone pain. The causes of disease include preexisting uremic osteodystrophy (hyperparathyroidism, aluminum osteomalacia, beta2-associated amyloidosis, and diabetic osteopathy), postoperative glucocorticoid therapy, poor renal function, and ongoing hyperparathyroidism, as the result of either autonomous transformation of the parathyroid gland or ongoing physiologic stimuli. Cyclosporine A treatment, hyperphosphaturia, and a pathogenic vitamin D allele have also been implicated. Bone loss is particularly pronounced during the first year after operation, amounting to up to 9% of bone mass. The clinical and biochemical picture is consistent with a high turnover bone disease, but histomorphometric studies do not completely support this. Principal prophylactic options include preoperative osteodystrophy prophylaxis; postoperative calcium, vitamin D, or calcitriol therapy; estrogen therapy for postmenopausal women; and parathyroidectomy for medically intractable hyperparathyroidism. Recently, prophylactic biphosphonate treatment has shown promise, but the exact indications for treatment remain to be determined.  N. Ref:: 221

 

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[59]

- Castellano -

TÍTULO / TITLE:La influencia de los factores geneticos en la patogenesis de dislipidemias posteriores al trasplante renal. The effect of genetic factors on the pathogenesis of the dyslipidemias following kidney transplantation.

REVISTA / JOURNAL:  - Rev Invest Clin. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.imbiomed.com/ 

      ●● Cita: Revista de Investigacion Clinica: <> 2002 Sep-Oct;54(5):472-3.

AUTORES / AUTHORS:  - Lerman Garber I

INSTITUCIÓN / INSTITUTION:  - Departamento de Endocrinologia y Metabolismo, Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran. lerman@netservice.com.mx  N. Ref:: 11

 

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[60]

TÍTULO / TITLE:  - Frequency and impact of nonadherence to immunosuppressants after renal transplantation: a systematic review.

REVISTA / JOURNAL:  - Transplantation 2004 Mar 15;77(5):769-76.

AUTORES / AUTHORS:  - Butler JA; Roderick P; Mullee M; Mason JC; Peveler RC

INSTITUCIÓN / INSTITUTION:  - University Mental Health Group, Royal South Hants Hospital, Southampton, United Kingdom. jab7@soton.ac.uk

RESUMEN / SUMMARY:  - Nonadherence to immunosuppressants is recognized to occur after renal transplantation, but the size of its impact on transplant survival is not known. A systematic literature search identified 325 studies (in 324 articles) published from 1980 to 2001 reporting the frequency and impact of nonadherence in adult renal transplant recipients. Thirty-six studies meeting the inclusion criteria for further review were grouped into cross-sectional and cohort studies and case series. Meta-analysis was used to estimate the size of the impact of nonadherence on graft failure. Only two studies measured adherence using electronic monitoring, which is currently thought to be the most accurate measure. Cross-sectional studies (n=15) tended to rely on self-report questionnaires, but these were poorly described; a median (interquartile range) of 22% (18%-26%) of recipients were nonadherent. Cohort studies (n=10) indicated that nonadherence contributes substantially to graft loss; a median (interquartile range) of 36% (14%-65%) of graft losses were associated with prior nonadherence. Meta-analysis of these studies showed that the odds of graft failure increased sevenfold (95% confidence interval, 4%-12%) in nonadherent subjects compared with adherent subjects. Standardized methods of assessing adherence in clinical populations need to be developed, and future studies should attempt to identify the level of adherence that increases the risk of graft failure. However, this review shows nonadherence to be common and to have a large impact on transplant survival. Therefore, significant improvements in graft survival could be expected from effective interventions to improve adherence.

 

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[61]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.8. Bone disease.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:43-8.

RESUMEN / SUMMARY:  - GUIDELINES: A. All kidney-transplanted patients should undergo a systematic evaluation of their skeletal status, including pre-transplant history of renal osteodystrophy, history of fractures and plasma concentrations of calciotropic hormones and other parameters, and if possible measurement of bone mineral density (BMD). B. Glucocorticoid therapy should be given at the lowest possible dosage. As long as patients are receiving steroids, vitamin D treatment (ergocalciferol or 1,25-dihydroxyvitamin D) is highly recommended. C. Optimal prevention of bone disease by vitamin D treatment, sufficient calcium intake, sex hormone substitution and appropriate use of thiazide diuretics should be considered in all transplant patients. D. In established osteopenia, bisphosphonate treatment should be considered despite limited information in transplant recipients. E. Persistent tertiary hyperparathyroidism should be observed for 1 year after transplantation whenever possible to allow for a spontaneous involution. F. In patients with GFR <50 ml/min after transplantation, uraemic osteodystrophy should be prevented.

 

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[62]

TÍTULO / TITLE:  - Solid organ transplantation in patients with HIV infection.

REVISTA / JOURNAL:  - Transplantation 2001 Jul 27;72(2):177-81.

AUTORES / AUTHORS:  - Gow PJ; Pillay D; Mutimer D

INSTITUCIÓN / INSTITUTION:  - Liver and Hepatobiliary Unit, Third Floor, Nuffield House, Queen Elizabeth Hospital, Birmingham, England.  N. Ref:: 43

 

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[63]

TÍTULO / TITLE:  - A benefit-risk assessment of basiliximab in renal transplantation.

REVISTA / JOURNAL:  - Drug Saf. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.csmwm.org/ 

      ●● Cita: Drug Safety: <> 2004;27(2):91-106.

AUTORES / AUTHORS:  - Boggi U; Danesi R; Vistoli F; Del Chiaro M; Signori S; Marchetti P; Del Tacca M; Mosca F

INSTITUCIÓN / INSTITUTION:  - Division of General Surgery and Transplants, Department of Oncology, Transplants and Advanced Technologies in Medicine, University of Pisa, Pisa, Italy. uboggi@med.unipi.it

RESUMEN / SUMMARY:  - Interleukin-2 (IL-2) and its receptor (IL-2R) play a central role in T lymphocyte activation and immune response after transplantation. Research on the biology of IL-2R allowed the identification of key signal transduction pathways involved in the generation of proliferative and antiapoptotic signals in T cells. The alpha-chain of the IL-2R is a specific peptide against which monoclonal antibodies have been raised, with the aim of blunting the immune response by means of inhibiting proliferation and inducing apoptosis in primed lymphocytes. Indeed, basiliximab, one of such antibodies, has proved to be effective in reducing the episodes of acute rejection after kidney and pancreas transplantation. The use of basiliximab was associated with a significant reduction in the incidence of any treated rejection episodes after kidney transplantation in the two major randomised studies (placebo 52.2% vs basiliximab 34.2% at 6 months, European study; placebo 54.9% vs basiliximab 37.6% at 1 year, US trial). Basiliximab and equine antithymocyte globulin (ATG) administration resulted in a similar rate of biopsy-proven acute rejection at 6 months (19% for both) and at 12 months (19% and 20%, respectively). The use of basiliximab appears not to be associated with an increased incidence of adverse events as compared with placebo in immunosuppressive regimens, including calcineurin inhibitors, mycophenolate mofetil or azathioprine and corticosteroids, and its safety profile is superior to ATG. Moreover, a similar occurrence of infections is noted in selected studies (65.5% after basiliximab vs 65.7% of controls), including cytomegalovirus infection (17.3% vs 14.5%), and cytokine-release syndrome is not observed. Finally, economic analysis demonstrated lower costs of overall treatment in patients treated with basiliximab. Therefore, the use of basiliximab entails a very low risk, allows safe reduction of corticosteroid dosage and reduces the short- and mid-term rejection rates. However, the improvement in the long-term survival of kidney grafts in patients treated according to modern immunosuppressive protocols is still to be demonstrated. These conclusions are based on a systematic review of the scientific literature, indexed on Medline database, concerning the mechanism of action, therapeutic activity, safety and pharmacoeconomic evaluation of basiliximab in renal transplantation.  N. Ref:: 62

 

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[64]

TÍTULO / TITLE:  - New immunosuppressive agent: expectations and controversies.

REVISTA / JOURNAL:  - Transplantation 2003 Mar 27;75(6):741-2.

AUTORES / AUTHORS:  - Alsina J; Grinyo JM

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology, Bellvitge Hospital, Barcelona, España.  N. Ref:: 5

 

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[65]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.7.1 Late infections. Pneumocystis carinii pneumonia.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:36-9.

RESUMEN / SUMMARY:  - GUIDELINES: A. Approximately 5% of patients develop Pneumocystis carinii pneumonia (PCP) after renal transplantation if they do not receive prophylaxis. PCP is a severe disease, with a very high fatality rate. Therefore, all renal transplant recipients should receive PCP prophylaxis. The treatment of choice is trimethoprim-sulfamethoxazole (TMP-SMX), at a dose of 80/400 mg/day or 160/800 mg every other day, for at least 4 months. Patients who are treated for rejection should receive TMP-SMX prophylaxis for 3-4 months. B. In the case of TMP-SMX intolerance, aerosolized pentamidine (300 mg once or twice per month) is an alternative for prophylaxis. C. The first-line treatment of PCP is high-dose TMP-SMX. Patients with a PaO2 of <70 mmHg initially should be treated parenterally, and the administration of additional steroids should be considered.

 

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[66]

TÍTULO / TITLE:  - Updated protocol for the examination of specimens from patients with carcinoma of the urinary bladder, ureter, and renal pelvis.

REVISTA / JOURNAL:  - Arch Pathol Lab Med. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://arpa.allenpress.com/ 

      ●● Cita: Archives of Pathology & Laboratory Medicine: <> 2003 Oct;127(10):1263-79.

AUTORES / AUTHORS:  - Amin MB; Srigley JR; Grignon DJ; Reuter VE; Humphrey PA; Cohen MB; Hammond ME

INSTITUCIÓN / INSTITUTION:  - Department of Pathology, Emory University Hospital, Atlanta, Ga, USA.

 

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[67]

TÍTULO / TITLE:  - Renal transplantation in HBsAg+ patients: is lamivudine your “final answer”?

REVISTA / JOURNAL:  - J Clin Gastroenterol 2003 Jul;37(1):9-11.

AUTORES / AUTHORS:  - Fontana RJ  N. Ref:: 30

 

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[68]

- Castellano -

TÍTULO / TITLE:Aneurisma disecante de la arteria renal en paciente trasplantado. Presentacion de un caso. Revision de la literatura. Dissecting aneurysm of the renal artery in patient with transplantation. Report of a case. Review of the literature.

REVISTA / JOURNAL:  - Arch Esp Urol 2003 Nov;56(9):1059-62.

AUTORES / AUTHORS:  - Canovas Ivorra J; Guardiola Mas A; Nicolas Torralba JA; Jimeno Garcia L; Llorente Vinas S; Garcia Hernandez JA; Polo Perez J; Banon Perez V

INSTITUCIÓN / INSTITUTION:  - Servicio de Urologia, Hospital Universitario Virgen de la Arrixaca, Murcia, España.

RESUMEN / SUMMARY:  - OBJECTIVES: Aneurysmatic processes of the renal artery after transplant are rare entities, generally secondary to technical defects or infectious pictures. Among other presentations, dissecting aneurysm are exceptional, having a particularly difficult diagnosis due to the lack of specific clinical data which could differentiate them from other processes such as graft rejection or acute tubular necrosis, as well as the absence of characteristic representative images. METHODS: We report one case of dissecting aneurysm after a kidney transplant resulting in graft loss. RESULTS: We analyze the presentation form, diagnostic procedures, pathologic studies, and possible therapeutic options. CONCLUSIONS: Dissecting aneurysm of the renal artery is a rare entity of difficult diagnosis due to the poorness of presenting symptoms and the difficulty of finding it in routine tests, being necessary to think of it and to perform angiography as the only diagnostic test. Treatment is carried out by hilar reconstruction or transplant nephrectomy when the former is not possible.  N. Ref:: 10

 

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[69]

TÍTULO / TITLE:  - De novo minimal change disease associated with reversible post-transplant nephrotic syndrome. A report of five cases and review of literature.

REVISTA / JOURNAL:  - Clin Transplant 2002 Oct;16(5):350-61.

AUTORES / AUTHORS:  - Zafarmand AA; Baranowska-Daca E; Ly PD; Tsao CC; Choi YJ; Suki WN; Truong LD

INSTITUCIÓN / INSTITUTION:  - Department of Pathology, Renal Section, Baylor College of Medicine and the Methodist Hospital, Houston, TX 77030, USA.

RESUMEN / SUMMARY:  - Nephrotic syndrome (NS) is frequent in renal transplant recipients and may be related to a large variety of glomerular lesions. In some of these cases, the transplant biopsy showed no significant glomerular changes and the NS was reversible, but the primary renal disease was not minimal change disease (MCD), suggesting that MCD may develop de novo in renal transplant setting. Knowledge of this entity, however, is limited. Among 67 cases of post-transplant NS encountered in a 12-yr period, five were found to be associated with de novo MCD. A critical review of the literature revealed nine additional cases of de novo MCD. The data from these 14 cases show that patients with de novo MCD had a large variety of primary renal diseases but MCD or focal segmental glomerulosclerosis was not among them. Eight of the 14 transplanted kidneys (60%) were from living related donors, suggesting this as a risk factor. Nephrotic range proteinuria (3-76 g/d) developed immediately or shortly after transplantation (within 4 months for all reported cases, except for one at 24 months). The serum creatinine when NS was first diagnosed was normal or mildly elevated, but acute renal failure occurred in three patients. On biopsy, the glomeruli were normal or, more frequently, displayed mild, focal segmental mesangial sclerosis, hypercellularity, deposition of IgM/C3, or accumulation of mononuclear inflammatory cells in some glomerular capillaries. The tubulointerstitial compartment was normal in cases with normal renal function; displayed mild acute and/or chronic rejection that correlated with a mildly elevated serum creatinine; or showed acute changes including acute rejection, acute tubular necrosis, or acute cyclosporin A toxicity, which accounted for both acute renal failure at presentation and its subsequent reversibility. Under various treatments, including increased steroids, angiotensin converting enzyme inhibitors, calcium channel blockers and angiotensin receptor blockers, sustained remission of NS was achieved in 13 cases, within a year (0.5-12 months) in 10 and later (24, 34 and 98 months, respectively) in three. In the remaining case, the patient died of septic shock 2 months after transplantation. After remission of the NS, the grafts functioned well without or with minimal proteinuria for several years. De novo MCD has characteristic clinical and pathologic features. It represents an important but hitherto underemphasized cause of post-transplant NS, which is potentially reversible and does not adversely affect the renal transplants.  N. Ref:: 37

 

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[70]

TÍTULO / TITLE:  - Infectious disease prophylaxis in renal transplant patients: a survey of US transplant centers.

REVISTA / JOURNAL:  - Clin Transplant 2002 Feb;16(1):1-8.

AUTORES / AUTHORS:  - Batiuk TD; Bodziak KA; Goldman M

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Indiana University Medical Center, Indianapolis, USA. tbatiuk@iupui.edu

RESUMEN / SUMMARY:  - Definitive approaches to most infectious diseases following renal transplantation have not been established, leading to different approaches at different transplant centers. To study the extent of these differences, we conducted a survey of the practices surrounding specific infectious diseases at US renal transplant centers. A survey containing 103 questions covering viral, bacterial, mycobacterial and protozoal infections was developed. Surveys were sent to program directors at all U.S. renal transplant centers. Responses were received from 147 of 245 (60%) transplant centers and were proportionately represented all centers with respect to program size and geographical location. Pre-transplant donor and recipient screening for hepatitis B virus (HBV), hepatitis C virus (HCV), human immunodeficiency virus (HIV) and cytomegalovirus (CMV) is uniform, but great discrepancy exists in the testing for other agents. HCV seropositive donors are used in 49% of centers. HIV seropositivity remains a contraindication to transplantation, although 13% of centers indicated they have experience with such patients. Post-transplant, there is wide variety in approach to CMV and Pneumocystis carinii (PCP) prophylaxis. Similarly divergent practices affect post-transplant vaccinations, with 54% of centers routinely vaccinating all patients according to customary guidelines in non-transplant populations. In contrast, 22% of centers indicated they do not recommend vaccination in any patients. We believe an appreciation of the differences in approaches to post-transplant infectious complications may encourage individual centers to analyse the results of their own practices. Such analysis may assist in the design of studies to answer widespread and important questions regarding the care of patients following renal transplantation.  N. Ref:: 38

 

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[71]

TÍTULO / TITLE:  - Graft function and other risk factors as predictors of cardiovascular disease outcome.

REVISTA / JOURNAL:  - Transplantation 2001 Sep 27;72(6 Suppl):S16-9.

AUTORES / AUTHORS:  - Forsythe JL

INSTITUCIÓN / INSTITUTION:  - Transplant Unit, The Royal Infirmary of Edinburgh, UK. john.forsythe@luht.scot.nhs.uk

RESUMEN / SUMMARY:  - The high incidence of cardiovascular disease after renal transplantation is related to a high prevalence and accumulation of risk factors before and after transplantation. Hypertension, posttransplantation diabetes, and hyperlipidemia are well-recognized risk factors for the development of cardiovascular events after renal transplantation and are strongly associated with immunosuppressive therapy. Hyperhomocysteinemia is a potential risk factor for cardiovascular disease in renal transplant recipients, but although a growing matter of study, a direct association with immunosuppressive agents is not yet proven. In addition to treatment intervention, risk management should also involve tailoring the immunosuppressive regimen to minimize the more indirect cardiovascular risk factors such as renal dysfunction and acute rejection.  N. Ref:: 41

 

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[72]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.5.2. Cardiovascular risks. Arterial hypertension.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:25-6.

RESUMEN / SUMMARY:  - GUIDELINES: A. Arterial hypertension is often present after renal transplantation and is of multifactorial origin. Pre-transplant arterial hypertension, chronic allograft nephropathy and immunosuppressive therapy are the most frequent causes of post-transplant arterial hypertension. Careful monitoring and treatment of high blood pressure are recommended following transplantation. B. Post-transplant arterial hypertension is associated with an increased incidence of cardiovascular disease in renal transplant patients and is an independent risk factor for graft failure. Therefore, blood pressure control (<130/85 mmHg for renal transplant recipients without proteinuria, and <125/75 mmHg for proteinuric patients) is mandatory in these patients. General measures and pharmacological intervention are necessary in many cases. In proteinuric patients, anti-hypertensive and anti-proteinuric agents could be used, and stricter blood pressure control is recommended. C. In patients with uncontrolled arterial hypertension and/or renal function deterioration, underlying causes should be excluded, especially transplant renal artery stenosis.

 

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[73]

TÍTULO / TITLE:  - Fragility fractures in dialysis and transplant patients. Is it osteoporosis, and how should it be treated?

REVISTA / JOURNAL:  - Perit Dial Int 2001;21 Suppl 3:S247-55.

AUTORES / AUTHORS:  - Hodsman AB

INSTITUCIÓN / INSTITUTION:  - University of Western Ontario and Division of Nephrology, London Health Sciences Centre, Canada. Anthony.hodsman@sjhc.london.on.ca

RESUMEN / SUMMARY:  - The term “osteoporosis” must be applied with caution to the uremic population, which has a complex range of metabolic bone disease. Trials of therapeutic interventions to prevent fractures in non uremic populations with osteoporosis cannot be generalized to uremic patients. It is unclear what, if any, role systematic bone densitometry measurement can play in the management of uremic patients who suffer “fragility” fractures—either for diagnostic purposes or to determine the effectiveness of therapy. Estrogen therapy—and perhaps SERMs (raloxifene)--appear to be a reasonable addition to conventional management of secondary HPT with calcium salts and vitamin D analogs. Using bisphosphonates to manage patients who have pre-existing fractures should be considered experimental at best. In certain circumstances, such treatment may be harmful. While the evidence is better that early therapy with intravenous pamidronate in the peri-transplant interval may mitigate the steroid-induced bone loss seen in those patients during the first 12 postoperative months, even that indication needs to be subjected to systematic clinical studies to develop appropriate clinical practice guidelines.  N. Ref:: 48

 

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[74]

TÍTULO / TITLE:  - Clinicopathological evaluation of renal allografts of four patients by 20-year protocol biopsies.

REVISTA / JOURNAL:  - Clin Transplant 2003;17 Suppl 10:20-4.

AUTORES / AUTHORS:  - Okamoto M; Nobori S; Higuchi A; Kadotani Y; Ushigome H; Nakamura K; Akioka K; Omori Y; Yoshimura N

INSTITUCIÓN / INSTITUTION:  - Department of Transplantation and Endocrine Surgery, Kyoto Prefectural University of Medicine, Kyoto 602, Japan. amoto@koto.kpu-m.ac.jp

RESUMEN / SUMMARY:  - Twenty-year protocol biopsies were performed in four cases of renal transplant recipients with grafts that had survived 20 years or more. All four recipients received transplants from their parents, and never had episodes of acute rejection. They were maintained with the conventional immunosuppressive protocol including azathioprine, mizoribine, and prednisolone. Three of them had past history of malignant diseases such as breast cancer and tongue cancer. In spite of fair graft function, the microscopic findings of 20-year protocol biopsy showed various degrees of histological damage; e.g. obsolescence of the glomeruli, glomerulosclerosis, arteriole wall thickening, interstitial fibrosis and tubular atrophy. Although two of the four grafts were functioning with low serum creatinine levels (1.3-1.4 mg dL-1) at 24 years and 26 years following transplantation, respectively, the function of the other two grafts had decreased more than 20 years after transplantation. In the two grafts with decreased function, glomerulosclerosis and arteriole wall thickening tended to be more severe (Banff classification of chronic allograft nephropathy [CAN] grade II and III) at the 20-year protocol biopsy compared with the two well-functioning grafts (CAN grade I and II). We conclude that the protocol biopsies even at 20 years can contribute to predict the fate of renal allografts.

 

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[75]

TÍTULO / TITLE:  - Current treatment strategies in ANCA-positive renal vasculitis-lessons from European randomized trials.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2003 Jul;18 Suppl 5:v2-4.

AUTORES / AUTHORS:  - Tesar V; Rihova Z; Jancova E; Rysava R; Merta M

INSTITUCIÓN / INSTITUTION:  - First Medical Department, First Medical Faculty, Charles University, Prague, Czech Republic. tesar@beba.cesnet.cz

RESUMEN / SUMMARY:  - Antineutrophil cytoplasmic antibody (ANCA)-positive renal vasculitis is the most common cause of rapidly progressive (crescentic) glomerulonephritis. Its life-threatening natural course may be modified substantially by current treatment modalities. The European Vasculitis Study Group (EUVAS) developed a subclassification of ANCA-positive vasculitides based on the disease severity at presentation, and have organized (so far) two waves of clinical trials. The first wave of randomized clinical trials had the aim of optimizing the existing therapeutic regimens; the second wave concentrated on testing some newer therapeutic approaches. Here, the design and available results of the first wave and the design of some second wave trials are reviewed briefly. The potential of the new targeted approaches (e.g. anti-tumour necrosis factor therapy) is also briefly mentioned.  N. Ref:: 9

 

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[76]

TÍTULO / TITLE:  - How should the immunosuppressive regimen be managed in patients with established chronic allograft failure?

REVISTA / JOURNAL:  - Kidney Int Suppl 2002 May;(80):68-72.

AUTORES / AUTHORS:  - Danovitch GM

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology, UCLA School of Medicine, USA. gdanovitch@mednet.ucla.edu  N. Ref:: 25

 

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[77]

TÍTULO / TITLE:  - Angiotensin II type 1 (AT1) receptor antagonists in the treatment of hypertension after renal transplantation.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2001;16 Suppl 1:117-20.

AUTORES / AUTHORS:  - Holgado R; Anaya F; Del Castillo D

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia, Hospital Reina Sofia, 14012 Cordoba, España.

RESUMEN / SUMMARY:  - Hypertension is highly prevalent after renal transplantation and has been associated with lower graft survival. Optimum management of post-transplant hypertension remains to be defined. Losartan, a potent, orally active and selective non-peptide blocker of the angiotensin subtype 1 receptor, could represent a useful drug for treating post-transplant hypertension. Recently, a prospective study of 12 weeks treatment with losartan has showed a satisfactory control of arterial hypertension associated with a decrease in proteinuria in this high-risk group of renal transplant patients. A retrospective study was performed to review the role of losartan as a renoprotective agent (evaluating blood pressure and proteinuria) in renal transplant recipients in a long-term follow-up. A total of 150 transplant recipients were included in the study. None of the patients had a serum creatinine >3 mg/dl, or suspected renal artery stenosis, or other severe concomitant diseases. The indication for losartan therapy was hypertension, proteinuria and/or post-transplant erythrocytosis. The values of blood pressure, results of fasting haematology, blood chemistry and total proteinuria in 24-h urine samples were recorded at the time of initiation of losartan therapy, 6 and 3 months before the start, and at 3, 6, 12, 18 and 24 months thereafter. A tendency analysis by linear regression comparing two slopes before and after treatment was realized. A decrease in mean blood pressure and proteinuria, from 106.7+/-0.9 to 98.2+/-2.1 mmHg and from 1253.9+/-188 to 91.2+/-33.7 mg/24 h, P<0.05, respectively, was observed after introduction of losartan. A progressive increase in creatinine clearance was observed after the third month of losartan treatment. No significant changes were seen in haematocrit or serum potassium levels. We can conclude that a progressive decrease in mean arterial pressure associated with a decrease in proteinuria was observed during long-term follow-up. Based on the capacity of losartan to improve renal function, this drug could be decisive for the treatment and prevention of chronic allograft nephropathy.  N. Ref:: 32

 

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[78]

TÍTULO / TITLE:  - Calcineurin-free protocols with basiliximab induction allow patients included in “old to old” programs achieve standard kidney transplant function.

REVISTA / JOURNAL:  - Transplant Proc 2003 Jun;35(4):1326-7.

AUTORES / AUTHORS:  - Emparan C; Laukotter M; Wolters H; Dame C; Heidenreich S; Senninger N

INSTITUCIÓN / INSTITUTION:  - Department of Surgery, Division of Transplantation, Uniklinikum Munster, Munster, Germany. cemparan@teleline.es

RESUMEN / SUMMARY:  - INTRODUCTION: The EuroTransplant “old to old” program establishes that patients older than 60 years can receive offers of organs from donors older than 60 years. The compromised function of these organs makes it a priority to preserve their initial kidney function. HYPOTHESIS: Calcineurin-sparing protocols using anti-IL-2 receptor (IL-2R) antibody induction (Simulect) may benefit initial kidney function in these patients, as assessed by the rates of delayed graft function and of rejection during the first month after transplant. PATIENTS AND METHODS: A cohort of 15 consecutive elderly patients were prospectively compared with 30 cadaveric kidney transplants in younger recipients. Study patients were induced with Simulect (20 mg, 30 minutes before reperfusion and 4 days after transplantation) and steroids, delaying the introduction of CsA until the serum creatinine was below 3 mg/dL. The other cohort of patients were immunosuppressed with tacrolimus (trough 8 to 12), mycophenolats mofetil (MMF, 1 g/d), and an identical taper of steroids. The analysis compared donor and recipient ages, mean cold ischemic time, incidence of initial kidney function (diuresis in the first 24 h) serum creatinine levels, glomerular filtration rate (GFR), number of dialysis sessions, and rejection rate in the two groups. RESULTS: Except for the donor and recipient ages (72 vs 54 in donors, and 67 versus 52 years in recipients), no significant differences were observed between the groups among the rates of acute rejection (6.6% vs 13.2%), delayed graft function (13.2% required dialysis), or infection (6.6%). Within 1 month all 45 grafts showed primary function with equal creatinine levels (mean 1.65). CONCLUSIONS: Calcineurin-free protocols using IL-2 therapy as the initial suppression allow patients in the “old to old” ET program to display equal results to cadaveric kidney transplants with initial treatment with calcineurin antagonists.

 

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[79]

TÍTULO / TITLE:  - ACE inhibitors and AII receptor antagonists in the treatment and prevention of bone marrow transplant nephropathy.

REVISTA / JOURNAL:  - Curr Pharm Des 2003;9(9):737-49.

AUTORES / AUTHORS:  - Moulder JE; Fish BL; Cohen EP

INSTITUCIÓN / INSTITUTION:  - Department of Radiation Oncology, Medical College of Wisconsin, Milwaukee, WI 53226, USA. jmoulder@its.mcw.edu

RESUMEN / SUMMARY:  - Radiation nephropathy has emerged as a major complication of bone marrow transplantation (BMT) when total body irradiation (TBI) is used as part of the regimen. Classically, radiation nephropathy has been assumed to be inevitable, progressive, and untreatable. However, in the early 1990’s, it was demonstrated that experimental radiation nephropathy could be treated with a thiol-containing ACE inhibitor, captopril. Further studies showed that enalapril (a non-thiol ACE inhibitor) was also effective in the treatment of experimental radiation nephropathy, as was an AII receptor antagonist. Studies also showed that ACE inhibitors and AII receptor antagonists were effective in the prophylaxis of radiation nephropathy. Interestingly, other types of antihypertensive drugs were ineffective in prophylaxis, but brief use of a high-salt diet in the immediate post-irradiation period decreased renal injury. A placebo-controlled trial of captopril to prevent BMT nephropathy in adults is now underway. Since excess activity of the renin-angiotensin system (RAS) causes hypertension, and hypertension is a major feature of radiation nephropathy; an explanation for the efficacy of RAS antagonism in the prophylaxis of radiation nephropathy would be that radiation leads to RAS activation. However, current studies favor an alternative explanation, namely that the normal activity of the RAS is deleterious in the presence of radiation injury. On-going studies suggest that efficacy of RAS antagonists may involve interactions with a radiation-induced decrease in renal nitric oxide activity or with radiation-induced tubular cell proliferation. We hypothesize that while prevention (prophylaxis) of radiation nephropathy with ACE inhibitors, AII receptor antagonists, or a high-salt diet work by suppression of the RAS, the efficacy of ACE inhibitors and AII receptor antagonists in treatment of established radiation nephropathy depends on blood pressure control.  N. Ref:: 108

 

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[80]

TÍTULO / TITLE:  - Clinical epidemiology of cardiac disease in renal transplant recipients.

REVISTA / JOURNAL:  - Semin Dial 2003 Mar-Apr;16(2):106-10.

AUTORES / AUTHORS:  - Rigatto C

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Section of Nephrology, St. Boniface General Hospital, University of Manitoba, Winnipeg, Canada. crigatto@sbgh.mb.ca

RESUMEN / SUMMARY:  - Cardiovascular disease (CVD) is the major cause of death among renal transplant recipients (RTRs), accounting for 17-50% of deaths. Both cardiomyopathy (congestive heart failure [CHF] and left ventricular hypertrophy [LVH]) and ischemic heart disease (IHD) are important complications of renal transplantation, although the morbid impact of cardiomyopathy has been overlooked until recently. Echocardiographic disorders and clinical CHF occur far more frequently in RTRs than in the general population, suggesting that renal transplantation may be a state of accelerated heart failure. In contrast, the incidence of IHD in RTRs is similar to that in the Framingham cohort. Age, diabetes, and gender remain important markers of risk for both disorders. Smoking, hyperlipidemia, and hypertension appear to be the major reversible risk factors for IHD, while anemia and hypertension are major reversible risk factors for cardiomyopathy. Definitive evidence on optimal intervention is lacking. Clinical trials are needed to define optimum targets for treatment of these risk factors, especially hypertension and anemia.  N. Ref:: 33

 

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[81]

TÍTULO / TITLE:  - Mycophenolate mofetil: implications for the treatment of glomerular disease.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2001 Sep;16(9):1752-6.

AUTORES / AUTHORS:  - Badid C; Desmouliere A; Laville M

INSTITUCIÓN / INSTITUTION:  - Departement de Nephrologie et EA645, Universite Claude Bernard, Hopital Edouard Herriot, 5 place d’Arsonval, F-69437 Lyon Cedex 03, France.  N. Ref:: 44

 

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[82]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.5.7. Cardiovascular risks. Obesity and weight gain.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:29-30.

RESUMEN / SUMMARY:  - GUIDELINE: Obesity (BMI >30 kg/m2) and weight gain are associated with increased prevalence of cardiovascular disease after transplantation. Appropriate dietary and lifestyle measures should be recommended to these patients.

 

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[83]

TÍTULO / TITLE:  - Renal dopaminergic mechanisms in renal parenchymal diseases and hypertension.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2001;16 Suppl 1:53-9.

AUTORES / AUTHORS:  - Pestana M; Jardim H; Correia F; Vieira-Coelho MA; Soares-da-Silva P

INSTITUCIÓN / INSTITUTION:  - Departments of Nephrology, and Institute of Pharmacology and Therapeutics, Faculty of Medicine, 4200 Porto, Portugal.

RESUMEN / SUMMARY:  - The present report addresses the status of the renal dopaminergic system activity in patients afflicted with different renal disorders and in the remnant kidney of uninephrectomized (UNX) rats, based on the urinary excretion of L-DOPA, dopamine and amine metabolites. In renal transplant recipients with good recovery of graft function (group 1, n=11), the daily urinary excretion of DOPAC, but not that of HVA, was found to increase progressively throughout the first 12 days post-transplantation from 698+/-57 nmol in the first day to 3498+/-414 nmol on day 9, and then remained constant until day 12. This resulted in a 6-fold increase in the urinary DOPAC/dopamine ratios. In renal transplant recipients with acute tubular necrosis (group 2, n=8), the urinary levels of dopamine, DOPAC and HVA were approximately 30% of those in group 1. In a group of 28 patients with chronic renal parenchymal disorders, the daily urinary excretion of L-DOPA, free dopamine and dopamine metabolites (DOPAC and HVA) correlated positively with the degree of deterioration of renal function (P<0.01). However, the U(Dopamine/(L)-DOPA) and U(DOPAC/Dopamine) ratios in patients with chronic renal insufficiency were found to be similar to those observed in patients with normal renal function. In 14 IgA nephropathy (IgA-N) patients with near normal renal function, the changes in 24 h mean blood pressure when going from 20 to 350 mmol/day sodium intake correlated negatively with the daily urinary excretion of dopamine (r(2)=0.597, P<0.01). The urinary excretion of L-DOPA and dopamine in IgA-N patients with salt-sensitive (SS) blood pressure was lower than in salt-resistant (SR) patients (P<0.05), irrespective of their daily sodium intake. However, the rise in urinary dopamine output during salt loading (from 20 to 350 mmol/day) was greater (P<0.05) in IgA-N SS patients (21.2+/-2.5% increase) than in SR patients (6.3+/-1.4% increase). Fifteen days after the surgery, uninephrectomy (UNX) in the rat was accompanied by an enhanced (P<0.05) urinary excretion of dopamine (36+/-3 vs 26+/-2), DOPAC (124+/-11 vs 69+/-6) and HVA (611+/-42 vs 354+/-7) (nmol/g kidney/kg body weight). This was accompanied by an increase in V(max) values for renal aromatic L-amino acid decarboxylase in the remnant kidney of UNX rats (P<0.05). Sch 23390, a D1 dopamine receptor antagonist, produced a marked reduction in the urinary excretion of sodium in UNX rats, whereas in sham-operated rats the decrease in urinary sodium did not attain a significant difference. It is concluded that the study of the renal dopaminergic system in patients afflicted with renal parenchymal disorders should address parameters other than free urinary dopamine, namely the urinary excretion of L-DOPA and dopamine metabolites (DOPAC and HVA). It is also suggested that in SS hypertension of chronic renal parenchymal diseases, renal dopamine produced in the residual tubular units may be enhanced during a sodium challenge, thus behaving appropriately as a compensatory natriuretic hormone.  N. Ref:: 25

 

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[84]

TÍTULO / TITLE:  - Costs and consequences of cytomegalovirus disease.

REVISTA / JOURNAL:  - Am J Health Syst Pharm 2003 Dec 1;60(23 Suppl 8):S5-8.

AUTORES / AUTHORS:  - Schnitzler MA

INSTITUCIÓN / INSTITUTION:  - Washington University, 4547 Clayton Avenue, Box 8084, St. Louis, MO 63110, USA. schnitz@wueconc.edu

RESUMEN / SUMMARY:  - The impact of prophylactic oral ganciclovir therapy on the incidence of cytomegalovirus (CMV) disease, patient and graft survival, and costs in patients receiving kidney and liver transplants is described. CMV disease is a common cause of morbidity and mortality in solid organ transplant recipients unless prophylactic drug therapy is used. Prophylactic oral ganciclovir therapy reduces the incidence of CMV disease in kidney and liver transplant recipients. It is more effective for recipients who are seronegative before the transplant and receive organs from seronegative (D-/R-) donors than in seronegative recipients of organs from seropositive (D+/R-) donors. CMV disease remains a problem in the latter. CMV disease increases the risk of graft failure, which decreases the likelihood of patient survival. The extent of matching of the DR subregion of the human leukocyte antigen complex in the donor and recipient may affect graft survival in patients with CMV disease. Graft failure is costly and should be considered in economic analyses of CMV prophylaxis regimens because of the potential impact of prophylaxis on CMV disease. The use of oral ganciclovir for CMV prophylaxis has reduced the incidence of CMV disease in kidney and liver transplant recipients.  N. Ref:: 10

 

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[85]

TÍTULO / TITLE:  - Health economic evaluations: the special case of end-stage renal disease treatment.

REVISTA / JOURNAL:  - Med Decis Making 2002 Sep-Oct;22(5):417-30.

AUTORES / AUTHORS:  - Winkelmayer WC; Weinstein MC; Mittleman MA; Glynn RJ; Pliskin JS

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA. wolfgang@post.harvard.edu

RESUMEN / SUMMARY:  - This article synthesizes the evidence on the cost-effectiveness of renal replacement therapy and discusses the findings in light of the frequent practice of using the cost-effectiveness of hemodialysis as a benchmark of societal willingness to pay. The authors conducted a meta-analytic review of the medical and economic literature for economic evaluations of hemodialysis, peritoneal dialysis, and kidney transplantation. Cost-effectiveness ratios were translated into 2000 U.S. dollars per life-year (LY) saved. Thirteen studies published between 1968 and 1998 provided such information. The cost effectiveness of center hemodialysis remained within a narrow range of $55,000 to $80,000/LY in most studies despite considerable variation in methodology and imputed costs. The cost-effectiveness of home hemodialysis was found to be between $33,000 and $50,000/LY. Kidney transplantation, however, has become more cost-effective over time, approaching $10,000/LY. Estimates of the cost per life-year gained from hemodialysis have been remarkably stable over the past 3 decades, after adjusting for price levels. Uses of the cost-effectiveness ratio of $55,000/LY for center hemodialysis as a lower boundary of society’s willingness to pay for an additional life-year can be supported under certain assumptions.

 

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[86]

TÍTULO / TITLE:  - The spectrum of kidney disease in American Indians.

REVISTA / JOURNAL:  - Kidney Int Suppl 2003 Feb;(83):S3-7.

AUTORES / AUTHORS:  - Narva AS

INSTITUCIÓN / INSTITUTION:  - Indian Health Service Kidney Disease Program, Albuquerque, New Mexico, USA. anarva@abq.ihs.gov

RESUMEN / SUMMARY:  - American Indians and Alaska Natives (AI/AN) experience high rates of chronic kidney disease. Several studies have demonstrated increased rates of early kidney disease among AI/AN, both in diabetics and non-diabetics. Among some tribes of the American Southwest, high rates of mesangiopathic glomerulonephritis have been documented. The epidemic of diabetes among AI/AN, which began in the middle of the 20th century, appears to be driving the increase in end-stage renal disease (ESRD). At the end of 1999, AI/AN had a national prevalence rate of treated ESRD that was 3.5 times greater than that of white Americans. There is significant regional variation as well as differences among the approximately 550 tribes that make up the American Indian community, with some tribes experiencing ESRD rates over twenty times the rate of whites. Although graft survival is excellent, AI/AN ESRD patients are less likely than whites to be placed on the transplant waiting list, and those listed wait longer for a transplant. Despite socioeconomic barriers and high rates of co-morbid illness, survival among AI/AN ESRD patients is better than among whites. The burden of kidney disease, particularly the multigenerational occurrence in some families, is perceived as a major threat to the well-being of native communities. There is a sense of urgency among tribal leaders to address this epidemic, and research that may decrease its burden is likely to be welcomed.  N. Ref:: 13

 

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[87]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.3.4. Long-term immunosuppression. Non-compliance.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:23-4.

RESUMEN / SUMMARY:  - GUIDELINES: A. The detection of non-compliers should be a permanent concern of the transplant team (doctors, nurses and others). B. Because non-compliance is associated with late graft dysfunction and graft loss, it is important to reduce the proportion of non-compliers by implementing specific educational programmes addressing this problem and the importance of immunosuppressive medications. C. Non-compliance starts during the first year and may increase thereafter. Therefore, the specific educational programme should be repeated and adapted to the need of the transplant recipient, with delivery of few but clear messages.

 

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[88]

TÍTULO / TITLE:  - Protocol for the examination of specimens from patients with Wilms tumor (nephroblastoma) or other renal tumors of childhood.

REVISTA / JOURNAL:  - Arch Pathol Lab Med. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://arpa.allenpress.com/ 

      ●● Cita: Archives of Pathology & Laboratory Medicine: <> 2003 Oct;127(10):1280-9.

AUTORES / AUTHORS:  - Qualman SJ; Bowen J; Amin MB; Srigley JR; Grundy PE; Perlman EJ

INSTITUCIÓN / INSTITUTION:  - Department of Laboratory Medicine, Children’s Hospital, Columbus, Ohio 43205, USA. qualmans@pediatrics.ohio-state.edu

 

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[89]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.5.4. Cardiovascular risks. Post-transplant diabetes mellitus.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:28.

RESUMEN / SUMMARY:  - GUIDELINES: A. Post-transplant diabetes mellitus (PTDM) should be identified by regular (every 3 months) fasting blood glucose and/or glycated haemoglobin (HbA1c) measurements. PTDM should be treated as appropriate to achieve normoglycaemia. B. Immunosuppressive therapy should be adjusted to reverse or ameliorate PTDM.

 

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[90]

TÍTULO / TITLE:  - What is the renal replacement method of first choice for intensive care patients?

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2001 Feb;12 Suppl 17:S40-3.

AUTORES / AUTHORS:  - Vanholder R; Van Biesen W; Lameire N

INSTITUCIÓN / INSTITUTION:  - Nephrology Unit, Department of Internal Medicine, University Hospital, Gent, Belgium. raymond.vanholder@rug.ac.be

RESUMEN / SUMMARY:  - Renal replacement therapy for the patient with acute renal failure on the intensive care unit can be offered in several different formats: intermittent hemodialysis (IHD), continuous renal replacement therapy (CRRT), and slow low-efficient daily dialysis (SLEDD). It is frequently claimed that CRRT offers several advantages over IHD, but most of these, such as correction of metabolic acidosis, better recovery of renal function, better clinical outcome due to application of biocompatible dialysis membranes, correction of malnutrition, and better removal of cytokines, are not corroborated by the results of controlled prospective studies. There is also no evidence that CRRT results in a better survival, compared with IHD. The only potential advantages of CRRT that stood the test of clinical evaluation (hemodynamic stability, correction of hypervolemia, better solute removal) can be offered as well by SLEDD. In addition, the latter strategy is less expensive because the same infrastructure is used as for IHD, while the patient is not immobilized continuously, which leaves time free for other activities such as nursing care and technical investigations. SLEDD is a relatively young technique, so thorough clinical studies are lacking. Nevertheless, the hypothesis is proposed that SLEDD offers a valuable alternative to the classical dialysis strategies, applied in the intensive care patient.  N. Ref:: 25

 

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[91]

TÍTULO / TITLE:  - Protocol biopsy of the stable renal transplant: a multicenter study of methods and complication rates.

REVISTA / JOURNAL:  - Transplantation 2003 Sep 27;76(6):969-73.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000082542.99416.11

AUTORES / AUTHORS:  - Furness PN; Philpott CM; Chorbadjian MT; Nicholson ML; Bosmans JL; Corthouts BL; Bogers JJ; Schwarz A; Gwinner W; Haller H; Mengel M; Seron D; Moreso F; Canas C

INSTITUCIÓN / INSTITUTION:  - Clinical Sciences Laboratories, Leicester General Hospital, Leicester, United Kingdom.

RESUMEN / SUMMARY:  - BACKGROUND: Clinical trials in renal transplantation must use surrogate markers of long-term graft survival if conclusions are to be drawn at acceptable speed and cost. Morphologic changes in transplant biopsies provide the earliest available evidence of damage, and “protocol” biopsies from stable grafts can be used to reduce the number of patients needed in clinical trials. This approach has been inhibited by concerns over safety, but the risk of biopsy of a stable kidney, with no active inflammation or acute functional impairment, has never been formally estimated. METHODS: In accordance with a predefined set of questions, a retrospective audit of a sequential series of protocol biopsies was performed in four major transplant centers. RESULTS: A total of 2,127 biopsy events were assessed for major complications, and 1,486 were assessed for minor ones. There were no deaths. One graft was lost, under circumstances indicating that the loss should have been prevented. Three episodes of hemorrhage required direct intervention. Three further patients required transfusion. There were two episodes of peritonitis, but one was arguably an unrelated event. All serious complications presented within 4 hr of biopsy. CONCLUSIONS: The incidence of clinically significant complications after protocol biopsy of a stable renal transplant is low. Direct benefits to the patients concerned (irrespective of the benefit that may accrue in clinical trials) were not formally assessed but seem likely to outweigh the risk of the procedure. We believe that it is ethically justifiable to ask renal transplant recipients to undergo protocol biopsies in clinical trials and routine care.

 

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[92]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.5.3. Cardiovascular risks. Hyperlipidaemia.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:26-8.

RESUMEN / SUMMARY:  - GUIDELINES: A. Hyperlipidaemia risk profiles should be identified by regular screening (at least once a year) for cholesterol, HDL-cholesterol, LDL-cholesterol and triglyceride blood levels in renal transplant patients. B. In renal transplant patients, hyperlipidaemia must be treated in order to keep the cholesterol/lipid levels within recommended limits according to the number of risk factors. C. Management of hyperlipidaemia after renal transplantation should be the same as for the dialysis population, with, in addition, modification of the immunosuppressive protocol when appropriate. D. Patients should be carefully monitored for adverse effects of lipid-lowering agents or interactions with immunosuppressive drugs.

 

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[93]

- Castellano -

TÍTULO / TITLE:Analisis estadistico de la incidencia de canceres “de novo” en pacientes trasplantados renales: una nueva metodologia de estudio. Statistic analysis of “de novo” cancer incidence in renal transplant patients: a new study methodology.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2003 Sep-Oct;23(5):395-8.

AUTORES / AUTHORS:  - Virto J; Orbe J; Lampreabe I; Zarraga S; Urbizu JM; Gainza FJ

INSTITUCIÓN / INSTITUTION:  - Departamento de Econometria y Estadistica de la Facultad de Ciencias Economicas y Empresariales, Servicio de Nefrologia, Unidad docente, Hospital de Cruces, Baracaldo.  N. Ref:: 16

 

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[94]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.3.1 Long-term immunosuppression. Late steroid or cyclosporine withdrawal.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:19-20.

RESUMEN / SUMMARY:  - GUIDELINES: A. In order to reduce or avoid long-term serious adverse effects of corticosteroids, such as bone fractures, diabetes mellitus, arterial hypertension, osteoporosis and eye complications, steroid withdrawal should be considered. B. Steroid withdrawal is safe only in a proportion of graft recipients and is recommended only in low-risk patients. The efficacy of the remaining immunosuppression should be considered. C. After steroid withdrawal, graft function has to be monitored very carefully because of the risk of a delayed but continuous loss of function due to chronic graft dysfunction. In the case of functional deterioration or dysfunction, steroids should be re-administered. D. Cyclosporine withdrawal might be considered in order to ameliorate nephrotoxicity, arterial hypertension, lipid disorders and hypertrichosis. This can be carried out with no significant long-term risk of progressive graft loss. The efficacy of the remaining immunosuppression should be considered. After cyclosporine withdrawal, careful monitoring for acute rejection is recommended.

 

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[95]

TÍTULO / TITLE:  - Angiopoietin growth factors and Tie receptor tyrosine kinases in renal vascular development.

REVISTA / JOURNAL:  - Pediatr Nephrol 2001 Feb;16(2):177-84.

AUTORES / AUTHORS:  - Woolf AS; Yuan HT

INSTITUCIÓN / INSTITUTION:  - Nephro-Urology Unit, Institute of Child Health, University College London, UK. a.woolf@ich.ucl.ac.uk

RESUMEN / SUMMARY:  - Angiopoietin-1 (Ang-1) is a secreted growth factor which binds to and activates the Tie-2 receptor tyrosine kinase. The factor enhances endothelial cell survival and capillary morphogenesis, and also limits capillary permeability. Ang-2 binds the same receptor but fails to activate it: hence, it is a natural inhibitor of Ang-1. Ang-2 destabilises capillary integrity, facilitating sprouting when ambient vascular endothelial growth factor (VEGF) levels are high, but causing vessel regression when VEGF levels are low. Tie-1 is a Tie-2 homologue but its ligands are unknown. Angiopoietin and Tie genes are expressed in the mammalian metanephros, the precursor of the adult kidney, where they may play a role in endothelial precursor growth. Tie-1-expressing cells can be detected in the metanephros when it first forms and, based on transplantation experiments, these precursors contribute to the generation of glomerular capillaries. During glomerular maturation, podocyte-derived Ang-1 and mesangial-cell-derived Ang-2 may affect growth of nascent capillaries. After birth, vasa rectae acquire their mature configuration and Ang-2 expressed by descending limbs of loops of Henle would be well placed to affect the growth of this medullary microcirculation. Finally, preliminary data implicate angiopoietins in deregulated vessel growth in Wilms’ kidney tumours and in vascular remodelling after nephrotoxicity.  N. Ref:: 64

 

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[96]

TÍTULO / TITLE:  - Steroid-resistant kidney transplant rejection: diagnosis and treatment.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2001 Feb;12 Suppl 17:S48-52.

AUTORES / AUTHORS:  - Bock HA

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology, Kantonsspital, Aarau, Switzerland. bock@ksa.ch

RESUMEN / SUMMARY:  - Decreases in transplant function may be attributable to a variety of conditions, including prerenal and postrenal failure, cyclosporin A (CsA) toxicity, polyoma nephritis, recurrent glomerulonephritis, and rejection. The diagnosis of rejection should therefore be made on the basis of a transplant biopsy of adequate size, before the initiation of any therapy. Pulse steroid treatment (three to five 0.25- to 1.0-g pulses of methylprednisolone, administered intravenously) is the usual first-line therapy and has a 60 to 70% success rate, although orally administered prednisone (0.25 g) may be just as efficacious. Even if reverted, any rejection should trigger an at least temporary increase in basal immunosuppression, consisting of an increase in CsA or tacrolimus target levels, the addition of steroids or an increase in their dosage, the addition of mycophenolate mofetil, or a switch from CsA to tacrolimus. The addition of rapamycin or its RAD derivative may fulfill the same purpose. Steroid resistance should not be assumed before the fifth day of pulse steroid treatment, although histologic features of vascular rejection may indicate the need for more aggressive treatment earlier. Steroid-resistant rejection is traditionally treated with poly- or monoclonal antilymphocytic antibodies, with success rates of 60 to 70%. Their potential benefit must be carefully balanced against the risks of infection and lymphoma. More recently, mycophenolate mofetil has been successfully used to treat steroid-resistant rejection, but only of the interstitial (cellular) type. Switching from CsA to tacrolimus for treating recurrent or antibody-resistant rejection is successful in approximately 60% of cases. Plasmapheresis and intravenously administered Ig have been used in some desperate cases, with surprising success. Because none of the available drugs has a significantly better profile of therapeutic versus adverse effects, the possible benefits of continued rejection therapy must be continuously balanced with the potential for serious, sometimes fatal, side effects.  N. Ref:: 35

 

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[97]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.5.6. Cardiovascular risks. Smoking.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:29.

RESUMEN / SUMMARY:  - GUIDELINE: Cigarette smoking is associated with a high frequency of post-transplant cardiovascular disease and may adversely influence patient and graft survival. Active measures against tobacco smoking are recommended.

 

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[98]

TÍTULO / TITLE:  - Cardiovascular disease after renal transplantation.

REVISTA / JOURNAL:  - Kidney Int Suppl 2002 May;(80):78-84.

AUTORES / AUTHORS:  - Dimeny EM

INSTITUCIÓN / INSTITUTION:  - Department of Public Health and Clinical Medicine, Umea University, Sweden. emoke.dimeny@vll.se

RESUMEN / SUMMARY:  - Cardiovascular disease is a major hazard limiting the life expectancy of renal transplant recipients and the most frequent cause of late allograft loss. Patients with renal disease have usually been exposed for both traditional, and for them unique, risk factors over a prolonged period of time and may carry the burden of advanced atherosclerotic disease already at the time of transplantation. The observed survival benefit of transplantation is probably from elimination of the numerous uremia-related risk factors. However, immunosuppressive therapy and the chronic inflammatory state, together with genetic susceptibility and not infrequently impaired renal function, may bring about new potentially atherogenic conditions. Metabolic risk factors may jeopardize both patient and graft survival. Several observational studies provide evidence for the negative impact of preexisting metabolic abnormalities on long-term outcomes. Identification of modifiable cardiovascular risk factors may enable risk reduction also in renal transplant recipients. Results of ongoing intervention trials are awaited. The observed improvement of patient survival after renal transplantation during the past decade may reflect the increasing awareness and more optimal care of patients throughout the course of renal disease.  N. Ref:: 67

 

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[99]

TÍTULO / TITLE:  - Early prognosis of the development of renal chronic allograft rejection by gene expression profiling of human protocol biopsies.

REVISTA / JOURNAL:  - Transplantation 2003 Apr 27;75(8):1323-30.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000068481.98801.10

AUTORES / AUTHORS:  - Scherer A; Krause A; Walker JR; Korn A; Niese D; Raulf F

INSTITUCIÓN / INSTITUTION:  - Novartis Institutes for BioMedical Research/Transplantation, Novartis Pharma AG, Basel, Switzerland.

RESUMEN / SUMMARY:  - BACKGROUND: Chronic allograft rejection (CR) is the major cause of failure of long-term graft survival and is so far irreversible. Early prognosis of CR by molecular markers before overt histologic manifestation would be a valuable aid for the optimization of treatment regimens and the design of clinical CR trials. Oligonucleotide microarray-based approaches have proven to be useful for the diagnosis and prognosis of a variety of diseases and were chosen for the unbiased identification of prognostic biomarkers. METHODS: Renal allograft biopsies were taken at month 6 posttransplantation (PT) from two groups who were, at that time, healthy recipients: one group developed CR at month-12 PT, the other group remained healthy. Gene expression profiles from the two groups at month-6 PT biopsies were analyzed to identify differentially expressed genes with prognostic value for CR development at month 12. RESULTS: A set of 10 genes was identified that showed differential expression profiles between the two patient groups and had a complete separation of the 15% to 85% quantile range for each individual gene. This set of genes was sufficient to allow the correct prediction of the occurrence or nonoccurrence of CR in 15 of 17 (88%) patients using cross-validation (occurrence for a patient was predicted on the basis of the other patients’ data only). In addition, a correct prediction could be made that a recipient with a normal biopsy 12 months PT developed CR within the following 6 months. CONCLUSIONS: Identified expression patterns seem to be highly prognostic of the development of renal CR.

 

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[100]

TÍTULO / TITLE:  - Vitamin D as immunomodulatory therapy for kidney transplantation.

REVISTA / JOURNAL:  - Transplantation 2002 Oct 27;74(8):1204-6.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000031949.70610.BB

AUTORES / AUTHORS:  - Becker BN; Hullett DA; O’Herrin JK; Malin G; Sollinger HW; DeLuca H

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, B-3063 UW Nephrology, University of Wisconsin, 2500 Overlook Terrace, Madison, WI 53705, USA. bnb@medicine.wisc.edu

RESUMEN / SUMMARY:  - Vitamin D (1alpha,25-dihydroxyvitamin D(3) [1alpha,25-(OH)(2)D(3)]) has been studied in the past for its immunosuppressive properties, and, in that context, it may also have potential utility as an immunomodulatory agent for transplantation. A number of studies have demonstrated that 1alpha,25-(OH)(2)D(3) or its analogs regulate immune cell proliferation, differentiation, and responsiveness. A burgeoning number of studies have also explored using 1alpha,25-(OH)(2)D(3) and its analogs directly as therapy in animal models of kidney transplantation with success in prolonging allograft function and preventing acute rejection. Some of these in vivo effects may well be caused by alterations in immune cell function, but it is also possible that exogenous 1alpha,25-(OH)(2)D(3) and its analogs are altering the intragraft milieu as well, specifically through changes in the TGF-beta signaling cascade. Such provocative data and the availability of newer 1alpha,25-(OH)(2)D(3) analogs that may limit side effects (e.g. hypercalcemia) have created interest in examining this secosteroid clinically in kidney transplantation.  N. Ref:: 34

 

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[101]

TÍTULO / TITLE:  - Transplantation in elderly patients.

REVISTA / JOURNAL:  - Arch Surg 2003 Oct;138(10):1089-92.

      ●● Enlace al texto completo (gratuito o de pago) 1001/archsurg.138.10.1089

AUTORES / AUTHORS:  - Randall HB; Cao S; deVera ME

INSTITUCIÓN / INSTITUTION:  - Baylor University Medical Center, Baylor Regional Transplant Institute, Dallas, Tex 75246, USA. henryran@baylorhealth.edu  N. Ref:: 2

 

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[102]

- Castellano -

TÍTULO / TITLE:Prevencion del riesgo cardiovascular en el trasplante renal. Documento de consenso. Prevention of cardiovascular risk in renal transplantation. Consensus document.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2002;22 Suppl 4:35-56.

AUTORES / AUTHORS:  - Morales JM; Gonzalez Molina M; Campistol JM; del Castillo D; Anaya F; Oppenheimer F; Gil Vernet JM; Grinyo JM; Capdevila L; Lampreave I; Valdes F; Marcen R; Escuin F; Andres A; Arias M; Pallardo L

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia Hospital 12 de Octubre Ctra, Andalucia km 5,400 28041 Madrid. jmorales@h12o.es  N. Ref:: 122

 

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[103]

- Castellano -

TÍTULO / TITLE:Riesgo cardiovascular en el paciente trasplantado renal. Cardiovascular risk in patients with renal transplantation.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2002;22 Suppl 4:7-11.

AUTORES / AUTHORS:  - Campistol JM

INSTITUCIÓN / INSTITUTION:  - Unidad de Trasplante Renal, Hospital Clinic, Universidad de Barcelona, Villarroel, 170 08036 Barcelona. jmcampis@clinic.ub.es  N. Ref:: 10

 

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[104]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.7.2. Late infections. Tuberculosis.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:39-43.

RESUMEN / SUMMARY:  - GUIDELINES: A. Tuberculosis (TB) is not rare after renal transplantation, and can be life-threatening. Treatment of active TB in renal transplant recipients should be the same as in the general population, i.e. 2 months of quadruple therapy combining rifampin, isoniazid, ethambutol and pyrazinamide, followed by a 4-months double therapy with isoniazid and rifampin. The drug ethambutol should not be used initially if the rate of resistance to isoniazid is less than 4% in the community. B. As rifampin will reduce the plasma concentration of calcineurin antagonists and rapamycin, the blood levels of these agents must be monitored closely. Rifabutin may be used as an alternative to rifampin, as this drug is a less potent inducer of the microsomal P450 enzymes. C. Renal transplant candidates and renal transplant recipients should be screened for latent TB infection. Patients considered to have latent TB infection are defined as: (i) those who display a 5 mm (renal transplant recipients) or a 10 mm (dialysis patients) induration after tuberculin skin testing; (ii) those with chest X-ray images suggestive of past TB infection; (iii) those with a history of past TB infection that was not treated adequately; and (iv) those who have been in close contact with infectious patients. The preferred treatment of latent TB infection is isoniazid 300 mg/day for 9 months.

 

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[105]

TÍTULO / TITLE:  - Pharmacokinetic, pharmacodynamic, and outcome investigations as the basis for mycophenolic acid therapeutic drug monitoring in renal and heart transplant patients.

REVISTA / JOURNAL:  - Clin Biochem 2001 Feb;34(1):17-22.

AUTORES / AUTHORS:  - Shaw LM; Korecka M; DeNofrio D; Brayman KL

INSTITUCIÓN / INSTITUTION:  - Departments of Pathology & Laboratory Medicine and Surgery, University of Pennsylvania Medical Center, Philadelphia, PA, USA. shawlmj@mail.med.upenn.edu

RESUMEN / SUMMARY:  - Mycophenolate mofetil is widely used in combination with either cyclosporine or tacrolimus for rejection prophylaxis in renal and heart transplant patients. Although not monitored routinely nearly to the degree that other agents such as cyclosporine or tacrolimus, there is an expanding body of experimental evidence for the utility of monitoring mycophenolic acid, the primary active metabolite of mycophenolate mofetil, plasma concentration as an index of risk for the development of acute rejection. The following are important experimentally-based reasons for recommending the incorporation of target therapeutic concentration monitoring of mycophenolic acid: (1) the MPA dose-interval area-under-the-concentration-time curve, and less precisely, MPA predose concentrations predict the risk for development of acute rejection; (2) the strong correlation between mycophenolic acid plasma concentrations and expression of important cell surface activation antigens, whole blood pharmacodynamic assays of lymphocyte proliferation and median graft rejection scores in a heart transplant animal model; (3) the greater than 10-fold interindividual variation of MPA area under the concentration time curve values in heart and renal transplant patients receiving a fixed dose of the parent drug; (4) drug-drug interactions involving other immunosuppressives are such that when switching from one to another (eg, from cyclosporine to tacrolimus or vice-versa) substantial changes in MPA concentrations can occur in patients receiving a fixed dose of the parent drug; (5) significant effects of liver and kidney diseases on the steady-state total and free mycophenolic acid area under the concentration time curve values; (6) the need to closely monitor mycophenolic acid when a major change in immunosuppression is planned such as steroid withdrawal. Current investigations are focused on determination of the most optimal sampling time and for mycophenolic acid target therapeutic concentration monitoring. Further investigations are needed to evaluate the pharmacologic activity of the newly described acyl glucuronide metabolite of mycophenolic acid which has been shown to inhibit, in vitro, inosine monophosphate dehydrogenase.  N. Ref:: 37

 

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[106]

TÍTULO / TITLE:  - Renal replacement therapy in the patient with acute brain injury.

REVISTA / JOURNAL:  - Am J Kidney Dis 2001 Mar;37(3):457-66.

AUTORES / AUTHORS:  - Davenport A

INSTITUCIÓN / INSTITUTION:  - Royal Free and University College Hospital Medical School, Centre for Nephrology, Royal Free Hospital, London, UK. andrew.davenport@rfh.nthames.nhs.uk

RESUMEN / SUMMARY:  - The patient with an acute brain injury requiring renal replacement therapy presents a major problem in that conventional intermittent hemodialysis may exacerbate the injury by compromising cerebral perfusion pressure, either after a reduction in cerebral perfusion or because of increased cerebral edema. Compared with standard intermittent hemodialysis, the continuous forms of renal replacement therapy (CRRT) provide an effective therapy in terms of solute clearance, coupled with improved cardiovascular and intracranial stability. The disadvantage of CRRT is that anticoagulation may be required, and anticoagulants with systemic effects may provoke intracerebral hemorrhage, either at the site of damage or around the intracranial pressure monitoring device. Although peritoneal dialysis does not require anticoagulation, the clearances achieved are often less than those of CRRT, and sudden changes in intraperitoneal volume may provoke cardiovascular and thus intracranial instability.  N. Ref:: 39

 

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[107]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.5.5. Cardiovascular risks. Hyperhomocysteinaemia.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:28-9.

RESUMEN / SUMMARY:  - GUIDELINE: Based on the present data, it is not recommended to measure homocysteine levels.

 

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[108]

TÍTULO / TITLE:  - Calcium metabolism and skeletal problems after transplantation.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2002 Feb;13(2):551-8.

AUTORES / AUTHORS:  - Torres A; Lorenzo V; Salido E

INSTITUCIÓN / INSTITUTION:  - Nephrology Section and Research Unit, University Hospital of the Canary Islands, Instituto Reina Sofia de Investigacion, Tenerife, España. atorres@ull.es  N. Ref:: 59

 

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[109]

TÍTULO / TITLE:  - Kidney and liver transplantation in HIV-infected patients: case presentations and review.

REVISTA / JOURNAL:  - AIDS Patient Care STDS 2003 Oct;17(10):501-7.

      ●● Enlace al texto completo (gratuito o de pago) 1089/108729103322494294

AUTORES / AUTHORS:  - Roland ME; Adey D; Carlson LL; Terrault NA

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, University of California, San Francisco, San Francisco, California, USA. mroland@php.ucsf.edu

RESUMEN / SUMMARY:  - Until recently, HIV-infected patients have been excluded from consideration for solid organ transplantation. The relatively high mortality rates among HIV-infected transplant recipients observed in the era prior to the use of highly active antiretroviral therapy (HAART), coupled with long waiting times for cadaveric organs, made it difficult to support organ transplantation in this patient group. However, in response to the marked reductions in morbidity and mortality associated with HIV infection, several transplant centers have developed pilot studies or revised their clinical criteria to allow transplantation in this group of patients. We describe two cases, one kidney and one liver transplant recipient, and review the major clinical and research issues related to this topic. Reports of transplantations in the pre-HAART era highlight two important findings. First, some HIV-infected transplant recipients did very well with long survival periods. However, overall progression to AIDS and death appeared accelerated. We recently reported on our preliminary experience with 45 selected transplant recipients in the HAART era. One-year patient survival rates were similar to unmatched survival data from the United Network for Organ Sharing (UNOS) database. Median CD4+ T-cell counts remained stable in the follow-up period compared to pretransplant. HIV-1 RNA nearly uniformly continued to be suppressed below the limits of detection. Preliminary data are promising and support the current efforts to evaluate patient and graft survival among HIV-infected transplant recipients and to explore the mechanisms underlying the many potential complications of transplantation in this population.  N. Ref:: 21

 

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[110]

TÍTULO / TITLE:  - Volume replacement in critically ill patients with acute renal failure.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2001 Feb;12 Suppl 17:S33-9.

AUTORES / AUTHORS:  - Ragaller MJ; Theilen H; Koch T

INSTITUCIÓN / INSTITUTION:  - Department of Anesthesiology and Intensive Care Medicine, University Hospital Carl Gustav Carus Medical Faculty, Technical University Dresden, Harvard Medical International Associated Institution, Dresden, Germany. ragaller@rcs.urz.tu-dresden.de

RESUMEN / SUMMARY:  - Maintenance and restoration of intravascular volume are essential tasks of critical care management to achieve sufficient organ function and to avoid multiple organ failure in critically ill patients. Inadequate intravascular volume followed by impaired renal perfusion is the predominate cause of acute renal failure. Crystalloid solutions are the first choice to correct fluid and electrolyte deficits in these patients. However, in case of major hypovolemia, particularly in situations of increased capillary permeability, colloid solutions are indicated to achieve sufficient tissue perfusion. Whereas albumin should be avoided for correction of intravascular hypovolemia, synthetic colloids can restore intravascular volume and stabilize hemodynamic conditions. In addition to a faster, more effective and prolonged restoration of intravascular volume, colloid solutions are able to improve microcirculation. Of the synthetic colloids, hydroxyethyl starch (HES) solutions with a low in vivo molecular weight, such as HES 200/0.5, offer the best risk/benefit ratio. These solutions are safe with respect to effects on coagulation, platelets, reticuloendothelial system, and renal function, if used below their upper dosage limits. For patients with acute renal dysfunction, daily monitoring of renal function is necessary if colloids are required to stabilize hemodynamic conditions. In these patients, measurement of the colloidal osmotic pressure and adequate amounts of crystalloid solutions will reduce the risk of hyperoncotic renal failure. Of all colloids, gelatin and HES solutions with low in vivo molecular weight are preferred in these cases. In the very specific situation of kidney transplantation, colloid solutions should be administered in a restricted manner to organ donors and kidney recipients.  N. Ref:: 52

 

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[111]

TÍTULO / TITLE:  - The impact of impaired insulin release and insulin resistance on glucose intolerance after renal transplantation.

REVISTA / JOURNAL:  - Clin Transplant 2002 Dec;16(6):389-96.

AUTORES / AUTHORS:  - Hjelmesaeth J; Hagen M; Hartmann A; Midtvedt K; Egeland T; Jenssen T

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Section of Nephrology, Oslo, Norway. joran@online.no

RESUMEN / SUMMARY:  - The current knowledge of the pathogenesis of post-transplant glucose intolerance is sparse. This study was undertaken to assess the relative importance of insulin secretion (ISec) and insulin sensitivity (IS) in the pathogenesis of post-transplant diabetes mellitus (PTDM), impaired glucose tolerance (IGT) and impaired fasting glucose (IFG) after renal transplantation. An oral glucose tolerance test (OGTT) was performed in 167 non-diabetic recipients 10 wk after renal transplantation. Fasting, 1-h and 2-h insulin and glucose levels were used to estimate the insulin secretory response and IS. One year after transplantation 89 patients were re-examined with an OGTT including measurements of fasting and 2 h glucose. Ten weeks after transplantation the PTDM-patients had significantly lower ISec and IS than patients with IGT/IFG, who again had lower ISec and IS than those with normal glucose tolerance (NGT). One year later, a similar difference in baseline ISec was observed between the three groups, whereas baseline IS did not differ significantly. Patients who improved their glucose tolerance during the first year, were mainly characterized by a significantly greater baseline ISec, and they received a significantly higher median prednisolone dose at baseline with a subsequent larger dose reduction during the first year, than the patients who had their glucose tolerance unchanged or worsened. In conclusion, both impaired ISec and IS characterize patients with PTDM and IGT/IFG in the early course after renal transplantation. The presence of defects in insulin release, rather than insulin action, indicates a poor prognosis regarding later normalization of glucose tolerance.  N. Ref:: 29

 

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[112]

TÍTULO / TITLE:  - Transplant Mac attack: humor the macrophages.

REVISTA / JOURNAL:  - Kidney Int 2003 May;63(5):1953-4.

AUTORES / AUTHORS:  - Colvin RB  N. Ref:: 10

 

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[113]

TÍTULO / TITLE:  - Insulin resistance as putative cause of chronic renal transplant dysfunction.

REVISTA / JOURNAL:  - Am J Kidney Dis 2003 Apr;41(4):859-67.

AUTORES / AUTHORS:  - de Vries AP; Bakker SJ; van Son WJ; Homan van der Heide JJ; The TH; de Jong PE; Gans RO

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology Department of Medicine, Groningen University Medical Center, Groningen, The Netherlands. a.p.j.de.vries@int.azg.nl

RESUMEN / SUMMARY:  - Transplantation is the preferred organ replacement therapy for most patients with end-stage renal disease. Despite impressive improvements over recent years in the treatment of acute rejection, approximately half of all grafts will loose function within 10 years after transplantation. Chronic renal transplant dysfunction, also known as transplant atherosclerosis, is a leading cause of late allograft loss. To date, no specific treatment for chronic renal transplant dysfunction is available. Although its precise pathophysiology remains unknown, it is believed that it involves a multifactorial process of alloantigen-dependent and alloantigen-independent risk factors. Obesity, posttransplant diabetes mellitus, dyslipidemia, hypertension, and proteinuria have all been identified as alloantigen-independent risk factors. Notably, these recipient-related risk factors are well-known risk factors for cardiovascular disease, which cluster within the insulin resistance syndrome in the general population. Insulin resistance is considered the central pathophysiologic feature of this syndrome. It is therefore tempting to speculate that it is insulin resistance that underlies the recipient-related risk factors for chronic renal transplant dysfunction. Recognition of insulin resistance as a central feature underlying many, if not all, recipient-related risk factors would not only improve our understanding of the pathophysiology of chronic renal transplant dysfunction, but also stimulate development of new treatment and prevention strategies.  N. Ref:: 99

 

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[114]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.3.3. Long-term immunosuppression. Toxicity of immunosuppression.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:21-3.

RESUMEN / SUMMARY:  - GUIDELINES: A. Careful long-term monitoring of graft recipients is mandatory to discover signs of immunosuppressive drug toxicity, in particular nephrotoxicity. B. In the case of a discrepancy between the drug dose and signs of toxicity, then a thorough pharmacokinetic analysis should be performed. C. Cardiovascular, renal and metabolic risks and the risk of de novo malignancy must be considered in a long-term monitoring programme.

 

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[115]

TÍTULO / TITLE:  - Pulsatile machine perfusion vs. cold storage of kidneys for transplantation: a rapid and systematic review.

REVISTA / JOURNAL:  - Clin Transplant 2003 Aug;17(4):293-307.

AUTORES / AUTHORS:  - Wight JP; Chilcott JB; Holmes MW; Brewer N

INSTITUCIÓN / INSTITUTION:  - Department of Public Health, School of Health and Related Research, University of Sheffield, Sheffield, UK.

RESUMEN / SUMMARY:  - OBJECTIVE: To identify and prioritize key areas for further research in kidney preservation systems. MATERIALS AND METHODS: We conducted a systematic review and meta-analysis of the effectiveness of machine perfusion and cold storage techniques in reducing delayed graft function (DGF) and improving graft survival in recipients of kidneys from beating and non-heart-beating donors. Literature quantifying the link between DGF and graft survival was used to evaluate the potential long-term impact of machine perfusion and cold storage systems. Cox proportional hazards modelling was used to predict graft survival and graft years gained over 10 yr. Monte Carlo sensitivity analysis was conducted to evaluate stochastic uncertainties within the model. RESULTS: Machine perfusion leads to a relative risk of DGF of approximately 80% (67%, 96%) compared with cold storage, although the evidence base is limited in quality and study size. Direct evidence on graft survival at 1 yr demonstrates no statistically significant difference between machine perfusion and cold storage. Predictions based upon quantifying the link between DGF and graft survival suggest potential improvements of between 0 and 6% at 10 yr. DISCUSSION: Studies of high methodological quality and sufficient size are required to determine whether machine preservation leads to reduce rates of DGF. Predicted impact on graft survival implies that direct evidence would require a large population followed up over a long period of time. Registry database analysis supported by validation of the link between DGF and graft survival may be preferable and more feasible than randomized controlled trials.

 

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[116]

TÍTULO / TITLE:  - Basiliximab: a review of its use as induction therapy in renal transplantation.

REVISTA / JOURNAL:  - Drugs 2003;63(24):2803-35.

AUTORES / AUTHORS:  - Chapman TM; Keating GM

INSTITUCIÓN / INSTITUTION:  - Adis International Limited, Auckland, New Zealand. demail@adis.co.nz

RESUMEN / SUMMARY:  - Basiliximab (Simulect), a chimeric (human/murine) monoclonal antibody, is indicated for the prevention of acute organ rejection in adult and paediatric renal transplant recipients in combination with other immunosuppressive agents.Basiliximab significantly reduced acute rejection compared with placebo in renal transplant recipients receiving dual- (cyclosporin microemulsion and corticosteroids) or triple-immunotherapy (azathioprine- or mycophenolate mofetil-based); graft and patient survival rates at 12 months were similar. Significantly more basiliximab than placebo recipients were free from the combined endpoint of death, graft loss or acute rejection 3 years, but not 5 years, after transplantation.The incidence of adverse events was similar in basiliximab and placebo recipients, with no increase in the incidence of infection, including cytomegalovirus (CMV) infection. Malignancies or post-transplant lymphoproliferative disorders after treatment with basiliximab were rare, with a similar incidence to that seen with placebo at 12 months or 5 years post-transplantation. Rare cases of hypersensitivity reactions to basiliximab have been reported.The efficacy of basiliximab was similar to that of equine antithymocyte globulin (ATG) and daclizumab, and similar to or greater than that of muromonab CD3. Basiliximab was as effective as rabbit antithymocyte globulin (RATG) in patients at relatively low risk of acute rejection, but less effective in high-risk patients. Numerically or significantly fewer patients receiving basiliximab experienced adverse events considered to be related to the study drug than ATG or RATG recipients. The incidence of infection, including CMV infection, was similar with basiliximab and ATG or RATG.Basiliximab plus baseline immunosuppression resulted in no significant differences in acute rejection rates compared with baseline immunosuppression with or without ATG or antilymphocyte globulin in retrospective analyses conducted for small numbers of paediatric patients. Limited data from paediatric renal transplant recipients suggest a similar tolerability profile to that in adults. Basiliximab appears to allow the withdrawal of corticosteroids or the use of corticosteroid-free or calcineurin inhibitor-sparing regimens in renal transplant recipients.Basiliximab did not increase the overall costs of therapy in pharmacoeconomic studies.CONCLUSION: Basiliximab reduces acute rejection without increasing the incidence of adverse events, including infection and malignancy, in renal transplant recipients when combined with standard dual- or triple-immunotherapy. The overall incidence of death, graft loss or acute rejection was significantly reduced at 3 years; there was no significant difference for this endpoint 5 years after transplantation. Malignancy was not increased at 5 years. The overall efficacy, tolerability, ease of administration and cost effectiveness of basiliximab make it an attractive option for the prophylaxis of acute renal transplant rejection.  N. Ref:: 85

 

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[117]

TÍTULO / TITLE:  - Hepatitis B and renal transplantation: securing the sword of damocles.

REVISTA / JOURNAL:  - Hepatology 2002 Nov;36(5):1041-5.

      ●● Enlace al texto completo (gratuito o de pago) 1053/jhep.2002.36805

AUTORES / AUTHORS:  - Perrillo RP  N. Ref:: 37

 

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[118]

TÍTULO / TITLE:  - Successful treatment of mucor infection after liver or pancreas-kidney transplantation.

REVISTA / JOURNAL:  - Transplantation 2002 Feb 15;73(3):476-80.

AUTORES / AUTHORS:  - Jimenez C; Lumbreras C; Aguado JM; Loinaz C; Paseiro G; Andres A; Morales JM; Sanchez G; Garcia I; del Palacio A; Moreno E

INSTITUCIÓN / INSTITUTION:  - Department of General and Digestive Surgery and Abdominal Organ Transplantation, Hospital Universitario Doce de Octubre, 28041-Madrid, España. emorenog@hdoc.insalud.es

RESUMEN / SUMMARY:  - BACKGROUND: Mucormycosis is a rare and opportunistic infection usually associated with hematologic diseases, diabetes mellitus, renal failure, solid tumors, and organ transplantation. METHODS: We present five cases of mucor infection after transplantation (three after a series of 750 orthotopic liver transplantation and two after a series of 13 simultaneous pancreas-kidney transplantation in patients with type 1 diabetes) subjected to medical and surgical treatment and analyze the factors related to the development of this infection. RESULTS: The clinical forms were two cutaneous (laparotomy wound or prior surgical drain site), two rhino-maxillary, and one pulmonary. As risk factors for mucormycosis all patients had pre- or posttransplantation diabetes, and showed at least one episode of acute rejection that required aggressive immunosuppression (2-7 g of methylprednisolone; also three patients were treated with antithymocyte globulin [ATG] monoclonal antibody [orthoclone and/or OKT3]). We also found renal failure, acidosis, malnutrition, and Candida and cytomegalovirus infections as factors related to mucor infection. Diagnosis of fungal infection was confirmed by exudate or fluid culture in three cases and by biopsy in two. All patients were treated with liposomal amphotericin B (from 3.5 to 5.6 g of total dose) and resection until the surgical margins were free of infection. All patients survived after this severe infection. CONCLUSIONS: With an early diagnosis of mucormycosis by clinical findings, culture, or tissue biopsy, and aggressive treatment consisting of administration of liposomal amphotericin B and surgical resection of all infected tissue, excellent results are achieved.  N. Ref:: 18

 

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[119]

TÍTULO / TITLE:  - De novo thrombotic microangiopathy in renal transplant recipients: a comparison of hemolytic uremic syndrome with localized renal thrombotic microangiopathy.

REVISTA / JOURNAL:  - Am J Kidney Dis 2003 Feb;41(2):471-9.

      ●● Enlace al texto completo (gratuito o de pago) 1053/ajkd.2003.50058

AUTORES / AUTHORS:  - Schwimmer J; Nadasdy TA; Spitalnik PF; Kaplan KL; Zand MS

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Nephrology Unit, University of Rochester Medical Center, Rochester, NY, USA.

RESUMEN / SUMMARY:  - BACKGROUND: Thrombotic microangiopathy (TMA) is a well-recognized and serious complication of renal transplantation, affecting 3% to 14% of patients administered calcineurin-inhibitor-based immunosuppression. METHODS: We reviewed 1,219 biopsy reports of 742 kidney and kidney-pancreas transplants performed during 15 years at our center and found 21 biopsy-confirmed cases of TMA. RESULTS: On presentation, the majority (62%) had systemic TMA with manifest hemolysis and thrombocytopenia, whereas a subset had TMA localized only to the graft (38%). There were no statistically significant differences in sex, type of transplant, age, race, or type of immunosuppression. Patients with systemic TMA were more likely to be treated with plasma exchange (38% versus 13%; P < 0.05), more often required dialysis therapy (54% versus 0%; P = 0.01), and had a greater rate of graft loss (38% versus 0%; P < 0.05). No patient with the localized variant had TMA-related graft loss. Patients with localized TMA often responded to reduction, conversion, or temporary discontinuation of calcineurin-inhibitor-based immunosuppression therapy and did not routinely require plasma exchange for graft salvage. We compare our findings with the literature regarding the prognosis of TMA. CONCLUSION: Classifying patients with post-renal transplantation TMA into those with localized and systemic disease is clinically useful because each group has distinct characteristics and clinical courses.  N. Ref:: 37

 

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[120]

TÍTULO / TITLE:  - Pharmacokinetics of tacrolimus-based combination therapies.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2003 May;18 Suppl 1:i12-5.

AUTORES / AUTHORS:  - Undre NA

INSTITUCIÓN / INSTITUTION:  - Fujisawa GmbH, Neumarkter Str. 61, D-81673 Munich, Germany. nas.undre@fujisawa.de

RESUMEN / SUMMARY:  - This paper reviews the pharmacokinetics of tacrolimus, with special reference to its combination with adjunctive immunosuppressants. Oral bioavailability of tacrolimus, which is variable between patients, averages approximately 25%. This is largely due to extrahepatic metabolism of tacrolimus in the gastrointestinal epithelium. Nevertheless, intra-patient variability is low, as evidenced by the small number of dose changes required to maintain patients within the recommended tacrolimus target levels. Tacrolimus is distributed extensively in the body with most partitioned outside the blood compartment. Concentrations of tacrolimus in blood are used as a surrogate marker of clinically relevant concentration of the drug at the site(s) of action. Convenient whole-blood sampling within a +/-2-h window around 12 h post-dose (C(min)) is highly predictive of systemic exposure to tacrolimus and is thus used to optimise therapy. Sampling at other time-points offers no advantage over C(min) monitoring. The interactions of tacrolimus with other immunosuppressive agents are well characterized. After cessation of concomitant corticosteroid treatment, exposure to tacrolimus increases by approximately 25%. In contrast, there is no pharmacokinetic interaction between mycophenolate mofetil (MMF) and tacrolimus. Therefore, systemic exposure to the active metabolite of MMF, mycophenolic acid, is higher with MMF-tacrolimus combination than with MMF-cyclosporin combination. Therefore, 1 g/day MMF may be an adequate maintenance dose in tacrolimus-based regimens. Co-administration of tacrolimus and sirolimus, while having no effect on exposure to sirolimus, results in reduced exposure to tacrolimus at sirolimus doses of 2 mg/day and above. In conclusion, tacrolimus levels should be monitored when sirolimus is co-administered at doses >2 mg/day and after cessation of corticosteroid treatment.  N. Ref:: 13

 

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[121]

TÍTULO / TITLE:  - Hypertension after kidney transplantation: are treatment guidelines emerging?

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002 Jul;17(7):1166-9.

AUTORES / AUTHORS:  - Midtvedt K; Hartmann A  N. Ref:: 31

 

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[122]

TÍTULO / TITLE:  - Hypertension after kidney transplantation: impact, pathogenesis and therapy.

REVISTA / JOURNAL:  - Am J Med Sci 2003 Apr;325(4):202-8.

AUTORES / AUTHORS:  - Zhang R; Leslie B; Boudreaux JP; Frey D; Reisin E

INSTITUCIÓN / INSTITUTION:  - Section of Nephrology, Department of Medicine, Louisianna State University Health Sciences Center, New Orleans 70112-2822, USA.

RESUMEN / SUMMARY:  - Hypertension (HTN) contributes to the high incidence of cardiovascular disease mortality as well as chronic allograft nephropathy (CAN) and late graft failure in renal transplant recipients. The mechanisms are complex and may involve pathogenic factors attributable to the host, allograft, and immunosuppressive drugs. Calcium channel blockers should be used to ameliorate the nephrotoxicity of calcineurin inhibitors in the early years after transplantation. Angiotensin-converting enzyme inhibitors and angiotensin-2 type-1 receptor blockers are safe and effective, have antiproteinuric effects, slow the progression of CAN, and may provide survival benefits. Diuretics and/or beta-adrenergic receptor blockers are frequently added in combination regimen. Appropriate adjustment of the immunosuppressive drugs should also be considered for the long-term care of kidney recipients with HTN.  N. Ref:: 53

 

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[123]

TÍTULO / TITLE:  - Bone remodeling after renal transplantation.

REVISTA / JOURNAL:  - Kidney Int Suppl 2003 Jun;(85):S125-8.

AUTORES / AUTHORS:  - Bellorin-Font E; Rojas E; Carlini RG; Suniaga O; Weisinger JR

INSTITUCIÓN / INSTITUTION:  - Centro Nacional de Dialisis y Trasplante, Division of Nephrology, Hospital Universitario de Caracas, Venezuela. ebellori@telcel.net.ve

RESUMEN / SUMMARY:  - Several studies have indicated that bone alterations after transplantation are heterogeneous. Short-term studies after transplantation have shown that many patients exhibit a pattern consistent with adynamic bone disease. In contrast, patients with long-term renal transplantation show a more heterogeneous picture. Thus, while adynamic bone disease has also been described in these patients, most studies show decreased bone formation and prolonged mineralization lag-time faced with persisting bone resorption, and even clear evidence of generalized or focal osteomalacia in many patients. Thus, the main alterations in bone remodeling are a decrease in bone formation and mineralization up against persistent bone resorption, suggesting defective osteoblast function, decreased osteoblastogenesis, or increased osteoblast death rates. Indeed, recent studies from our laboratory have demonstrated that there is an early decrease in osteoblast number and surfaces, as well as in reduced bone formation rate and delayed mineralization after transplantation. These alterations are associated with an early increase in osteoblast apoptosis that correlates with low levels of serum phosphorus. These changes were more frequently observed in patients with low turnover bone disease. In contrast, PTH seemed to preserve osteoblast survival. The mechanisms of hypophosphatemia in these patients appear to be independent of PTH, suggesting that other phosphaturic factors may play a role. However, further studies are needed to determine the nature of a phosphaturic factor and its relationship to the alterations of bone remodeling after transplantation.  N. Ref:: 27

 

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[124]

TÍTULO / TITLE:  - Peritoneal dialysis should be the first choice of initial renal replacement therapy for more patients with end-stage renal disease.

REVISTA / JOURNAL:  - ASAIO J 2001 Jul-Aug;47(4):309-11.

AUTORES / AUTHORS:  - Mehrotra R; Nolph KD  N. Ref:: 30

 

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[125]

TÍTULO / TITLE:  - Recurrent disease in renal transplants.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2003 Aug;18 Suppl 6:vi68-74.

AUTORES / AUTHORS:  - Newstead CG

INSTITUCIÓN / INSTITUTION:  - Department of Renal Medicine, St James’s University Hospital, Leeds, UK.

RESUMEN / SUMMARY:  - Histology compatible with minimal change glomerulonephritis and associated with nephrotic syndrome has been reported as an occasional curiosity post-renal transplantation. Focal segmental glomerulosclerosis (FSGS) has a recurrence rate of approximately 20%. Age <15 years, an aggressive clinical course of the original disease and diffuse mesangial proliferation on native biopsy, are considered predictive of relapse. At present there are no tests that can accurately predict the likelihood of recurrence. Data from paediatric patients whose primary disease was FSGS were, on average, 90% more likely to lose a graft from a live donor and 50% more likely to lose a graft from a cadaveric donor compared with recipients with structural disorders. Recurrence in a subsequent graft is expected if the first graft was affected, but not if the first graft did not demonstrate recurrence. The best-established and most effective treatment of recurrent disease requires both plasma exchange and cyclophosphamide. Familial focal and segmental glomerulosclerosis, although rare, is important to recognize, as it is a different syndrome to idiopathic FSGS of childhood and overall transplant survival is good. Adults with ‘secondary’ FSGS would not be expected to be at risk of recurrent disease in a renal transplant.  N. Ref:: 70

 

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[126]

- Castellano -

TÍTULO / TITLE:La enfermedad linfoproliferativa difusa postrasplante renal y su relacion con el virus Epstein-Barr. Experiencia de un centro. Diffuse lymphoproliferative disease after renal transplantation and its relation with Epstein-Barr virus. Experience at one center.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2002;22(5):463-9.

AUTORES / AUTHORS:  - Franco A; Jimenez L; Aranda I; Alvarez L; Gonzalez M; Rocamora N; Olivares J

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia Hospital General Alicante Maestro Alonso, 109 03010 Alicante. franco_ant@gva.es

RESUMEN / SUMMARY:  - Post-transplant lymphoproliferative disorders (PTLD) are a group of heterogeneous lymphoid proliferations in chronic immunosuppressed recipients which appear to be related to Epstein Barr Virus (EBV). Receptor EBV seronegativity, use of antilymphocyte antibodies and CMV disease have been identified as risk factors that may tigger development of PTLD. We have studied the incidence of PTLD and its relationship with EBV in 588 adult renal transplant recipients who were transplanted in our hospital from 1988 to 2001. We have also evaluated the diagnostic and therapeutic methods used, the risk factors and outcome of the patients who developed PTLD. We identified 8 recipients (4 males and 4 females), range from 18 to 67 years (mean age 45.6 years) with a median time between grafting and PTLD of 4.1 years (0.1-7 years), who developed PTLD (1.3%). Only 1 patient received OKT3 and had CMV disease, two of them (25%) had been treated with hight doses of prednisolone, another was EBV seronegative, but the rest of them (50%) had no risk factors. Two patients were diagnosed at autopsy, the diagnosis of 5 was based on the histology of biopsy and the last one by CT scans of chest-abdomen and cytology. The presence of EBV in the lymphoproliferative cells was assessed in 5 out of the 7 studied patients (71.4%). The outcome of our recipients was poor. Five out of 8 patients died shortly after diagnosis as a direct consecuence of PTLD and another of an infectious complication of the treatment (75%). The 2 patients alive started dialysis and 1 of them died 2 years later of a non-related cause. In conclusion, PTLD is a relatively frequent disease with a poor prognosis in renal transplant patients. It seems to have a close relationship with EBV and can develop in the absence of the classical risk factors.  N. Ref:: 18

 

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[127]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.2.2 Chronic graft dysfunction. Immunological factors (alloimmunity).

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:8-11.

RESUMEN / SUMMARY:  - GUIDELINE: All recipients of an allogeneic kidney graft should take life-long maintenance immunosuppressive medication. Whereas there is no immunological test to diagnose chronic allograft dysfunction, circumstantial evidence suggests that immunological factors play an important role in its pathogenesis. This evidence is based on experimental data, the beneficial effect of sharing HLA antigens between donor and recipient and post-transplantation immunological monitoring studies.

 

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[128]

TÍTULO / TITLE:  - Capillary C4d deposition as a marker of humoral immunity in renal allograft rejection.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2002 Sep;13(9):2420-3.

AUTORES / AUTHORS:  - Watschinger B; Pascual M  N. Ref:: 38

 

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[129]

TÍTULO / TITLE:  - Current status of renal transplantation. Patient evaluations and outcomes.

REVISTA / JOURNAL:  - Urol Clin North Am 2001 Nov;28(4):677-86.

AUTORES / AUTHORS:  - Barry JM

INSTITUCIÓN / INSTITUTION:  - Division of Urology and Renal Transplantation, Department of Surgery, Oregon Health Sciences University, Portland, Oregon, USA.

RESUMEN / SUMMARY:  - A systematic team approach to the assessment of renal transplant candidates is one of several factors that have resulted in improved kidney transplant and recipient survival rates, rates that were only imagined 4 decades ago.  N. Ref:: 47

 

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[130]

TÍTULO / TITLE:  - Effects of catecholamine application to brain-dead donors on graft survival in solid organ transplantation.

REVISTA / JOURNAL:  - Transplantation 2001 Aug 15;72(3):455-63.

AUTORES / AUTHORS:  - Schnuelle P; Berger S; de Boer J; Persijn G; van der Woude FJ

INSTITUCIÓN / INSTITUTION:  - University Hospital Mannheim, Theodor Kutzer Ufer 1-3, 68167 Mannheim, Germany. schnuell@rumms.uni-mannheim.de

RESUMEN / SUMMARY:  - BACKGROUND: In a recent single-center study, donor use of catecholamines was identified to reduce kidney allograft rejection. This study investigates the effects of donor employment of adrenergic agents on graft survival in a large data base, including liver and heart transplants. METHODS: The study was based on the registry of the Eurotransplant International Foundation including 2415 kidney, 755 liver, and 720 heart transplants performed between January 1 and December 31, 1993. A total of 1742 donor record forms referring to the cadaveric donor activities in 1993 were systematically reviewed with regard to employment of adrenergic agents. Catecholamine use was simply coded dichotomously and divided into three strata according to zero, single, and combined application. Multivariate Cox regression including age, gender, cause of brain death, cold ischemia, HLA-mismatching, number of previous transplants, and urgency in liver transplants was applied for statistical analysis. RESULTS: Donor employment of catecholamines was associated with increased 4-year graft survival after kidney transplantation (hazard ratio [HR], 0.85; 95% confidence interval [95% CI], 0.74-0.98). The benefit is conferred in a dose-dependent manner and compares in quantitative terms with prospective HLA matching on class I and class II antigens (HR, 0.90; 95% CI, 0.84-0.97). Use of norepinephrine was predictive of initial nonfunction after heart transplantation (HR, 1.66; 95% CI, 1.14-2.43), but did not compromise liver grafts (HR, 0.94; 95% CI, 0.67-1.32). CONCLUSIONS: Optimizing the management of brain-dead organ donors, including the possibility of selective administration of adrenergic agents, may provide a major benefit on graft survival without adverse side effects for the recipients. Further investigation on best use of adrenergic drugs, optimum dosage, and duration is warranted.

 

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[131]

TÍTULO / TITLE:  - TGF-beta(1) gene expression in protocol biopsies from patients with stable renal allograft function.

REVISTA / JOURNAL:  - Transplant Proc 2001 Feb-Mar;33(1-2):342-4.

AUTORES / AUTHORS:  - Hueso M; Bover J; Espinosa L; Moreso F; Seron D; Canas C; Raulf F; Blanco A; Gil-Vernet S; Carreras M; Castelao AM; Grinyo JM; Alsina J

INSTITUCIÓN / INSTITUTION:  - Nephrology Department, CSUB, L’Hospitalet de Llobregat, Barcelona, España.

 

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[132]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.2.1 Differential diagnosis of chronic graft dysfunction.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:4-8.

RESUMEN / SUMMARY:  - GUIDELINES: A. Any significant deterioration in graft function should be investigated using the appropriate diagnostic tools and, if possible, therapeutic interventions should be initiated. The usual causes of a decline in glomerular filtration rate after the first year include transplant-specific causes such as chronic allograft nephropathy, acute rejection episodes, chronic calcineurin inhibitor nephrotoxicity, transplant renal artery stenosis and ureteric obstruction, as well as immunodeficiency-related causes and non-transplant-related causes, such as recurrent or de novo renal diseases and bacterial infections. B. Any new onset and persistent proteinuria of >0.5 g/24 h should be investigated and therapeutic interventions should be initiated. The usual causes include chronic allograft nephropathy and transplant glomerulopathy, and recurrent or de novo glomerulonephritis.

 

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[133]

TÍTULO / TITLE:  - Primary intestinal posttransplant T-cell lymphoma.

REVISTA / JOURNAL:  - Transplantation 2003 Jun 27;75(12):2131-2.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000060253.54333.F3

AUTORES / AUTHORS:  - Michael J; Greenstein S; Schechner R; Tellis V; Vasovic LV; Ratech H; Glicklich D

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology, Albert Einstein College of Medicine, Montefiore Medical Center, Bronx, New York 10467, USA.

RESUMEN / SUMMARY:  - There have been only five reported cases of primary posttransplant T-cell lymphoma. We report the first case associated with the use of sirolimus (Rapamycin, Wyeth-Ayerst, Philadelphia, PA). The patient, receiving prednisone, cyclosporine, and sirolimus treatment, developed ascites, diarrhea, and weight loss 7 months after his second renal transplant. Tissue obtained at laparotomy established the diagnosis of primary T-cell lymphoma. Latent membrane protein-1 for Epstein-Barr virus was negative, but in-site hybridization test for Epstein-Barr-encoded RNA was positive. Despite aggressive chemotherapy, the patient died 8 months posttransplant. This is the sixth reported case of primary intestinal posttransplant T-cell lymphoma, but it is the first case associated with the use of sirolimus. The incidence of posttransplant lymphoproliferative disease in patients receiving sirolimus should be studied.  N. Ref:: 6

 

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[134]

- Castellano -

TÍTULO / TITLE:Alteraciones del metabolismo oseo tras el trasplante renal. Bone metabolism alterations after kidney transplantation.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2003;23 Suppl 2:122-6.

AUTORES / AUTHORS:  - Torres A; Garcia S; Barrios Y; Hernandez D; Lorenzo V

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia, Unidad de Investigacion, Hospital Universitario de Canarias, Instituto Reina Sofia de Investigacion. atorres@ull.es

RESUMEN / SUMMARY:  - Early after renal transplantation (RT) a rapid decrease in bone mineral density at the lumbar spine, femoral neck, and femoral shaft has been documented. In addition, an appreciable proportion of patients still remain losing bone late after RT. As a consequence, RT patients are at a high risk of bone fractures as compared to general population. Most fractures involve appendicular skeleton, particularly the feet and ankles, and the diabetic patient is at increased risk of fractures. Thus, early institution of preventive measures and treatment of established osteoporosis are central. The major cause of post-transplantation bone loss is corticosteroid treatment, and this should be used at the lower dose compatible with graft survival. Preexisting hyperparathyroidism also affects the early cancellous bone loss at the spine, and post-transplantation bone loss reflects variable individual susceptibility, resembling the polygenic determination of bone mineral density in general. Clinical trials have demonstrated that bisphosphonates or vitamin D plus calcium supplementation, prevent post-transplantation bone loss during the first 6-12 months. However, their role in preventing bone fractures has not been proven. Finally, recommendations for management, prevention and treatment, are summarized.  N. Ref:: 24

 

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[135]

TÍTULO / TITLE:  - Lamivudine therapy for severe acute hepatitis B virus infection after renal transplantation: case report and literature review.

REVISTA / JOURNAL:  - Transplant Proc 2001 Sep;33(6):2948-9.

AUTORES / AUTHORS:  - Nakhoul F; Gelman R; Green J; Khankin E; Baruch Y

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology and Molecular Medicine, Rambam Medical Center, Haifa, Israel.  N. Ref:: 13

 

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[136]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.10. Pregnancy in renal transplant recipients.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:50-5.

RESUMEN / SUMMARY:  - GUIDELINES: A. Renal transplantation restores fertility, and successful pregnancies have been reported in renal transplant women. In women with normal graft function, pregnancy usually has no adverse effect on graft function and survival. Therefore, women of childbearing age who consider pregnancy should receive complete information and support from the transplant team. B. Pregnancy could be considered safe about 2 years after transplantation in women with good renal function, without proteinuria, without arterial hypertension, with no evidence of ongoing rejection and with normal allograft ultrasound. C. Pregnancy after transplantation should be considered a high-risk pregnancy and should be monitored by both an obstetrician and the transplant physician. Pregnancy should be diagnosed as early as possible. The principal risks are infection, proteinuria, anaemia, arterial hypertension and acute rejection for the mother, and prematurity and low birth weight for the foetus. D. Pregnant women and transplanted patients are at increased risk of infections, especially bacterial urinary tract infections and acute pyelonephritis of the graft. Urine cultures should be performed monthly and all asymptomatic infections should be treated. Monitoring of viral infections is also recommended. (Evidence level B) E. Acute rejection episodes are uncommon but may occur after delivery. Therefore, immunosuppression should be re-adjusted immediately after delivery. F. Because pre-eclampsia develops in 30% of pregnant patients, especially those with prior arterial transplant hypertension, blood pressure, renal function, proteinuria and weight should be monitored every 2-4 weeks, with more attention during the third trimester. Anti-hypertensive agents should be changed to those tolerated during pregnancy. ACE inhibitors and angiotensin II receptor antagonists are absolutely contra-indicated. G. Immunosuppressive therapy based on cyclosporine or tacrolimus with or without steroids and azathioprine may be continued in renal transplant women during pregnancy. Other drugs, such as mycophenolate mofetil and sirolimus, are not recommended based on current information available. Because of drug transfer into maternal milk, breastfeeding is not recommended. H. Vaginal delivery is recommended, but caesarean section is required in at least 50% of cases. Delivery should occur in a specialized centre. In the puerperium, renal function, proteinuria, blood pressure, cyclosporine/tacrolimus blood levels and fluid balance should be closely monitored.

 

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[137]

TÍTULO / TITLE:  - Efficacy and toxicity of a protocol using sirolimus, tacrolimus and daclizumab in a nonhuman primate renal allotransplant model.

REVISTA / JOURNAL:  - Am J Transplant 2002 Apr;2(4):381-5.

AUTORES / AUTHORS:  - Montgomery SP; Mog SR; Xu H; Tadaki DK; Hirshberg B; Berning JD; Leconte J; Harlan DM; Hale D; Kirk AD

INSTITUCIÓN / INSTITUTION:  - NIDDK/Navy Transplantation and Autoimmunity Branch, Naval Medical Research Center, Bethesda, Maryland 20892, USA.

RESUMEN / SUMMARY:  - A regimen combining sirolimus, tacrolimus, and daclizumab has recently been shown to provide adequate immunosuppression for allogeneic islet transplantation in humans, but remains unproven for primarily vascularized allografts. We evaluated this regimen for renal allograft transplantation in mismatched nonhuman primates. Dosages of sirolimus and tacrolimus were adjusted for trough levels of 10-15 ng/mL and 4-6 ng/mL, respectively. Treated monkeys (n = 5) had significantly prolonged allograft survival, with a mean survival of 36 days vs. 7 days in untreated controls (n = 6, p = 0.008). Four of five treated animals, but none of the controls, developed fibrinoid vascular necrosis of the small intestine. A review of gut histology from animals on other immunosuppressive protocols performed by our laboratory suggested that these lesions were a result of sirolimus exposure. In summary, this regimen prolongs the survival of vascularized renal allografts, but is limited by profound GI toxicity in rhesus macaques.

 

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[138]

- Castellano -

TÍTULO / TITLE:Trasplante renal en pacientes con enterocistoplastia. Renal transplantation in patients with enterocystoplasty.

REVISTA / JOURNAL:  - Actas Urol Esp. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aeu.es/actas/ 

      ●● Cita: Actas Urológicas Españolas: <> 2003 Apr;27(4):281-5.

AUTORES / AUTHORS:  - Alapont Alacreu JM; Pacheco Bru JJ; Pontones Moreno JL; Alonso Gorrea M; Sanchez Plumed J; Jimenez Cruz FJ

INSTITUCIÓN / INSTITUTION:  - Servicio de Urologia, Hospital Universitario La Fe, Valencia.

RESUMEN / SUMMARY:  - OBJECTIVES: To asses the impact of augmentation enterocystoplasty on the success of cadaveric renal transplantation in patients with dysfunctional bladders. PATIENTS AND METHODS: Between 1980 and 2001, 3 men and a woman with severe dysfunctional lower urinary tract underwent a total of 4 cadaveric renal transplantations. The etiologies of the bladder dysfunction were bladder contraction secondary to urinary tuberculosis in all cases. In 3 patients were performed an enterocystoplasty with ileocecal segment and one with ileon. RESULTS: The overall allograft survival was 58.7 months. Two patients have functioning grafts 27 and 74 months after transplant, 1 has died due to an intestinal disease and other had chronic rejection after follow-up of 98 months. Technical complications occurred in 3 patients. All patients remain continent without catheterization after the transplantation. CONCLUSIONS: Enterocystoplasty is a safe and effective method of restoring lower urinary tract function in the patient with end stage renal disease and a small non compliant bladder.  N. Ref:: 14

 

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[139]

TÍTULO / TITLE:  - Bone disease after renal transplantation.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2003 May;18(5):874-7.

AUTORES / AUTHORS:  - Sperschneider H; Stein G

INSTITUCIÓN / INSTITUTION:  - Department of Internal Medicine IV, Friedrich-Schiller-University, Jena, Germany. heide.sperschneider@kfh-dialyse.de  N. Ref:: 36

 

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[140]

TÍTULO / TITLE:  - Current status of kidney transplant: update 2003.

REVISTA / JOURNAL:  - Pediatr Clin North Am 2003 Dec;50(6):1301-34.

AUTORES / AUTHORS:  - Benfield MR

INSTITUCIÓN / INSTITUTION:  - Division of Pediatric Nephrology, University of Alabama at Birmingham, 1600 7th Avenue S-ACC 516, Birmingham, AL 35233, USA. mbenfield@peds.uab.edu

RESUMEN / SUMMARY:  - Pediatric transplantation has seen remarkable advances over the past two decades with reduced morbidity and mortality, reduced rejection rates, and improved long-term patient and allograft survival. Infants currently have short-term patient and allograft survival rates better than any other age group; short-term allograft survival rates in CD recipients are equal to those in LD recipients. With decreased rejection, long-term allograft survival is improving dramatically. Transplantation allows for much reduced risks and improved metabolic status, growth and development, and more normal social interactions. The future of transplantation continues to be exciting, with opportunities for reduced immunosuppressive medications and their side effects, and the elusive goal of transplantation tolerance seems within reach.  N. Ref:: 266

 

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[141]

TÍTULO / TITLE:  - Does growth hormone treatment affect the risk of post-transplant renal cancer?

REVISTA / JOURNAL:  - Pediatr Nephrol 2002 Dec;17(12):984-9. Epub 2002 Sep 11.

      ●● Enlace al texto completo (gratuito o de pago) 1007/s00467-002-0962-7

AUTORES / AUTHORS:  - Mehls O; Wilton P; Lilien M; Berg U; Broyer M; Rizzoni G; Waldherr R; Opelz G

RESUMEN / SUMMARY:  - According to the analysis of the Collaborative Transplant Study (CTS), the incidence of renal carcinoma in patients with renal transplantation as well as with heart transplantation is significantly increased at any given patient age. The cumulative incidence 10 years after kidney transplantation is 185 per 100,000 patients in children below the age of 19 years at the time of transplantation. Age and immunosuppressive treatment seem to be the major risk factors. The majority of cancers develop within the native kidneys. Chronic transplant nephropathy and accelerated senescence may be further risk factors for the development of cancer within a kidney transplant. Growth hormone (GH) treatment could not be identified as an additional risk factor.  N. Ref:: 26

 

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[142]

- Castellano -

TÍTULO / TITLE:Bioequivalencia e intercambio terapeutico de especialidades farmaceuticas: aplicacion a ciclosporina en trasplante renal. Bioequivalence and therapeutic exchange of pharmaceutical specialties: application to cyclosporin in renal transplantation.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2003;23(1):71-80.

AUTORES / AUTHORS:  - Perez Ruixo JJ; Porta B; Jimenez Torres NV

INSTITUCIÓN / INSTITUTION:  - Global Clinical Pharmacokinetics and Clinical Pharmacology Division, Johnson & Johnson Pharmaceutical Research and Development, Turnhoutseweg, 30, B-2230 Beerse, Belgica. jperezru@janbe.jnj.com

RESUMEN / SUMMARY:  - The aim of this study was to perform a quantitative meta-analysis of the average bioequivalence criteria between Sandimmun and Sandimmun Neoral in kidney transplant patients, and to review the new bioequivalence criteria and their application to generic formulation of cyclosporin. In Medline, we searched for clinical trials evaluating the bioequivalence between Sandimmun and Sandimmun Neoral in kidney transplant patients and we collected the information regarding the bioequivalence, study design, sample size, and time post-transplant. The effect was measured by the Wolf method; publication bias was evaluated by the Galbraith method and the Rosenthal formula was used to calculate the number of additional studies with no statistical differences needed to get a statistically non-significant overall estimation. We selected 6 clinical trials with a latin square design and 4 clinical trials with sequential design. The average bioequivalence criteria between Sandimmun Neoral and Sandimmun were 1.327 (90% CI: 1,311 a 1,344), 1,663 (90% CI: 1,635 a 1,692) and 0.559 hours (90% CI: 0.544 a 0.574 hours) for logharitmic transformation of area under the curve and maximum concentration, and time to maximum concentration, respectively. For these three outcomes, we found statistical differences between different study designs and for area under the curve and maximum concentration, the average bioequivalence criteria significantly fall with the post-transplant time. We conclude Sandimmun Neoral and Sandimmun are not bioequivalents and the experience reached with these two drugs is not applicable to the evaluation of generic formulations of cyclosporin.

 

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[143]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.9.3. Haematological complications. Erythrocytosis.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:49-50.

RESUMEN / SUMMARY:  - GUIDELINE: In the case of erythrocytosis, the first-line treatment should be administration of ACE inhibitors or angiotensin II receptor antagonists.

 

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[144]

TÍTULO / TITLE:  - Calcium channel blockers as the treatment of choice for hypertension in renal transplant recipients: fact or fiction.

REVISTA / JOURNAL:  - Pharmacotherapy 2003 Jun;23(6):788-801.

AUTORES / AUTHORS:  - Baroletti SA; Gabardi S; Magee CC; Milford EL

INSTITUCIÓN / INSTITUTION:  - Department of Pharmacy Services, Brigham and Women’s Hospital, Boston, Massachusetts 02115, USA. Sbaroletti@partners.org

RESUMEN / SUMMARY:  - Posttransplantation hypertension has been identified as an independent risk factor for chronic allograft dysfunction and loss. Based on available morbidity and mortality data, posttransplantation hypertension must be identified and managed appropriately. During the past decade, calcium channel blockers have been recommended by some as the antihypertensive agents of choice in this population, because it was theorized that their vasodilatory effects would counteract the vasoconstrictive effects of the calcineurin inhibitors. With increasing data becoming available, reexamining the use of traditional antihypertensive agents, including diuretics and beta-blockers, or the newer agents, angiotensin-converting enzyme (ACE) inhibitors and angiotensin II receptor blockers, may be beneficial. Transplant clinicians must choose antihypertensive agents that will provide their patients with maximum benefit, from both a renal and a cardiovascular perspective. Beta-blockers, diuretics, and ACE inhibitors have all demonstrated significant benefit on morbidity and mortality in patients with cardiovascular disease. Calcium channel blockers have been shown to possess the ability to counteract cyclosporine-induced nephrotoxicity. When compared with beta-blockers, diuretics, and ACE inhibitors, however, the relative risk of cardiovascular events is increased with calcium channel blockers. With the long-term benefits of calcium channel blockers on the kidney unknown and a negative cardiovascular profile, these agents are best reserved as adjunctive therapy to beta-blockers, diuretics, and ACE inhibitors.  N. Ref:: 68

 

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[145]

TÍTULO / TITLE:  - The first international consensus conference on continuous renal replacement therapy.

REVISTA / JOURNAL:  - Kidney Int 2002 Nov;62(5):1855-63.

AUTORES / AUTHORS:  - Kellum JA; Mehta RL; Angus DC; Palevsky P; Ronco C

INSTITUCIÓN / INSTITUTION:  - Department of Critical Care Medicine and Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA 15213, USA. kellumja@anes.upmc.edu

RESUMEN / SUMMARY:  - BACKGROUND: Management of acute renal failure (ARF) in the critically ill is extremely variable and there are no published standards for the provision of renal replacement therapy in this population. We sought to review the available evidence, make evidence-based practice recommendations, and delineate key questions for future study. METHODS: We undertook an evidence-based review of the literature on continuous renal replacement therapy (CRRT) using MEDLINE searches. We determined a list of key questions and convened a 2-day consensus conference to develop summary statements via a series of alternating breakout and plenary sessions. In these sessions, we identified supporting evidence and generated practice guidelines and/or directions for future research. RESULTS: Of the 46 questions considered, we found consensus for 20. We found inadequate evidence for 21 questions and for the remaining five we found data but no consensus. Full versions of workgroup findings are available on the Internet at http://www.ADQI.net. CONCLUSIONS: Despite limited data, broad areas of consensus exist for use of CRRT and guideline development appears feasible. Equally broad areas of disagreement also exist and additional basic and applied research in acute renal failure is needed.  N. Ref:: 70

 

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[146]

TÍTULO / TITLE:  - Continuous versus intermittent renal replacement therapy: a meta-analysis.

REVISTA / JOURNAL:  - Intensive Care Med 2002 Jan;28(1):29-37. Epub 2001 Dec 4.

      ●● Enlace al texto completo (gratuito o de pago) 1007/s00134-001-1159-4

AUTORES / AUTHORS:  - Kellum JA; Angus DC; Johnson JP; Leblanc M; Griffin M; Ramakrishnan N; Linde-Zwirble WT

INSTITUCIÓN / INSTITUTION:  - Department of Anesthesiology and Critical Care Medicine, University of Pittsburgh Medical Center, Division of Critical Care Medicine, 200 Lothrop Street, Pittsburgh, PA 15213-2582, USA. kellumja@anes.upmc.edu

RESUMEN / SUMMARY:  - OBJECTIVE: Patients with critical illness commonly develop acute renal failure requiring mechanical support in the form of either continuous renal replacement therapy (CRRT) or intermittent hemodialysis (IRRT). As controversy exists regarding which modality should be used for most patients with critically illness, we sought to determine whether CRRT or IRRT is associated with better survival. DESIGN: We performed a meta-analysis of all prior randomized and observational studies that compared CRRT with IRRT. Studies were identified through a MEDLINE search, the authors’ files, bibliographies of review articles, abstracts and proceedings of scientific meetings. Studies were assessed for baseline characteristics, intervention, outcome and overall quality through blinded review. The primary end-point was hospital mortality, assessed by cumulative relative risk (RR). MEASUREMENTS AND RESULTS: We identified 13 studies ( n=1400), only three of which were randomized. Overall there was no difference in mortality (RR 0.93 (0.79-1.09), p=0.29). However, study quality was poor and only six studies compared groups of equal severity of illness at baseline (time of enrollment). Adjusting for study quality and severity of illness, mortality was lower in patients treated with CRRT (RR 0.72 (0.60-0.87), p<0.01). In the six studies with similar baseline severity, unadjusted mortality was also lower with CRRT (RR 0.48 (0.34 -0.69), p<0.0005). CONCLUSIONS: Current evidence is insufficient to draw strong conclusions regarding the mode of replacement therapy for acute renal failure in the critically ill. However, the life-saving potential with CRRT suggested in our secondary analyses warrants further investigation by a large, randomized trial.

 

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[147]

TÍTULO / TITLE:  - Factors governing cardiovascular risk in the patient with a failing renal transplant.

REVISTA / JOURNAL:  - Perit Dial Int 2001;21 Suppl 3:S275-9.

AUTORES / AUTHORS:  - Rigatto C; Parfrey P

INSTITUCIÓN / INSTITUTION:  - Section of Nephrology, University of Manitoba, St. Boniface General Hospital, Winnipeg, Canada. crigatto@sbgh.mb.ca

RESUMEN / SUMMARY:  - Cardiomyopathy and IHD are important morbid complications among renal transplant recipients. Age, diabetes, and sex remain important markers of risk. Smoking, hyperlipidemia, and hypertension appear to be the major reversible risk factors for IHD. Anemia and hypertension predict CHF. Definitive evidence on optimal intervention is lacking. Similarities in the renal transplant recipients to CRI patients with respect to cardiomyopathy and to the general population with respect to IHD suggest that extrapolation from those groups is reasonable in the interim.  N. Ref:: 27

 

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[148]

- Castellano -

TÍTULO / TITLE:Reporte preliminar. Utilidad de la angiotomografia renal en el protocolo del donador renal. Preliminary report. Usefulness of computed tomographic angiography in the protocol of a kidney donor.

REVISTA / JOURNAL:  - Cir Cir. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.medigraphic.com/ 

      ●● Cita: Cirugia y Cirujanos: <> 2003 Sep-Oct;71(5):379-82.

AUTORES / AUTHORS:  - Ramirez-Bollas J; Hernandez-Dominguez M; Arenas-Osuna J; Romero-Huesca A; Albores-Zuniga O

INSTITUCIÓN / INSTITUTION:  - Cirujano General, Hospital de Especialidades del Centro Medico Nacional “La Raza,” IMSS, Mexico D.F., Mexico. juliobollas@yahoo.com.mx

RESUMEN / SUMMARY:  - OBJECTIVE: To determine clinical correlation of reports of computed tomographic angiography renal (CT-AR) and surgical findings of the kidney donor patient. MATERIAL AND METHODS: Patients were submitted nephrectomy in the related live donor renal transplant program between January and December 2002 as paut of life to which he is made as he CT-AR study protocol. Statistical analysis was carried out by descriptive statistics. RESULTS: Anatomical characteristics of 35 kidneys of the same number of live donors (AD) submitted CT-AR were evaluated and comparison with report of surgical technique was made. Incidence of accessory renal arteries was 23%. As reported by CT-AR, the were 39 renal arteries (91%) compared with 43 arteries found during surgery. CT-AR identified four supernumerary renal arteries (50%) of eight identified during surgical technique; 36 hiliar arteries (90%) and three polar arteries were identified by CT-AR (100%). Only one a case report of early bifurcation of renal artery (20%) by CT-AR was recorded. Anatomical characteristics of veins were described in their totality. CT-AR is a useful instrument to identify alterations in anatomical structure of the renal vasculature, with results similar to other studies for description of renal arteries and veins. We propose ATR as the initial study for evaluation of the renal architecture of the live kidney (LKD).

 

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[149]

TÍTULO / TITLE:  - Why study kidney transplant risk factors?

REVISTA / JOURNAL:  - Transplantation 2003 Feb 15;75(3):266-7.

AUTORES / AUTHORS:  - Matas AJ; Humar A

INSTITUCIÓN / INSTITUTION:  - Medical School, University of Minnesota, Minneapolis, MN, USA.  N. Ref:: 10

 

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[150]

TÍTULO / TITLE:  - The impact of cytomegalovirus infections and acute rejection episodes on the development of vascular changes in 6-month protocol biopsy specimens of cadaveric kidney allograft recipients.

REVISTA / JOURNAL:  - Transplantation 2003 Jun 15;75(11):1858-64.

      ●● Enlace al texto completo (gratuito o de pago) 1097/01.TP.0000064709.20841.E1

AUTORES / AUTHORS:  - Helantera I; Koskinen P; Tornroth T; Loginov R; Gronhagen-Riska C; Lautenschlager I

INSTITUCIÓN / INSTITUTION:  - Department of Virology, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland.

RESUMEN / SUMMARY:  - BACKGROUND: The role of cytomegalovirus (CMV) in chronic kidney allograft rejection remains controversial. The purpose of this study was to examine the impact of CMV infection on histopathologic changes in 6-month protocol biopsy specimens of kidney allografts. METHODS: Altogether, 52 renal allograft recipients were studied. CMV infection was diagnosed by CMV antigenemia test, viral cultures from blood and urine, or both. CMV was demonstrated in the biopsy specimens by antigen detection and hybridization in situ. Acute rejections were diagnosed by biopsy histology, and biopsy specimens were graded according to the Banff ‘97 classification. RESULTS: CMV infection was diagnosed in 41 patients. The 11 patients in whom CMV infection was not detected were used as controls. Acute rejection was diagnosed in 22 of 41 CMV patients and in 6 of 11 control patients. CMV was demonstrated in the biopsy specimens of 19 of 41 CMV patients. CMV was not associated with increased glomerular, tubular, or interstitial changes. However, the arteriosclerotic changes in small arterioles were significantly increased in the subgroup of patients where CMV was demonstrated in the graft as compared with controls (P<0.01). Analysis of the impact of acute rejection on arteriolar thickening showed that only a positive history of both acute rejection and CMV found in the graft was associated with significantly increased vascular changes compared with CMV-free recipients (P<0.05). CONCLUSIONS: Neither CMV nor acute rejection alone was associated with increased vascular or other histopathologic changes in 6-month protocol biopsy specimens of kidney allografts, but a previous history of both acute rejection and the presence of CMV in the graft was associated with increased vascular changes.

 

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[151]

TÍTULO / TITLE:  - Transplant capillaropathy and transplant glomerulopathy: ultrastructural markers of chronic renal allograft rejection.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2003 Apr;18(4):655-60.

AUTORES / AUTHORS:  - Ivanyi B

INSTITUCIÓN / INSTITUTION:  - Department of Pathology, University of Szeged, Szeged, Hungary. ivanyi@patho.szote.u-szeged.hu  N. Ref:: 21

 

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[152]

TÍTULO / TITLE:  - Adenovirus pyelonephritis in a pediatric renal transplant patient.

REVISTA / JOURNAL:  - Pediatr Nephrol 2003 May;18(5):457-61. Epub 2003 Mar 18.

      ●● Enlace al texto completo (gratuito o de pago) 1007/s00467-003-1080-x

AUTORES / AUTHORS:  - Kim SS; Hicks J; Goldstein SL

INSTITUCIÓN / INSTITUTION:  - Baylor College of Medicine, Texas, USA.

RESUMEN / SUMMARY:  - Gross hematuria, graft pain, and rising serum creatinine are classic signs of acute rejection, obstruction, or bacterial pyelonephritis for patients with renal transplants. This presentation often prompts percutaneous renal allograft biopsy. If subsequent evaluation fails to show evidence of acute rejection, obstruction, or bacterial infection, viral etiologies should be considered. We report a 14-year-old Hispanic female with a living-related renal transplant who had gross hematuria, graft tenderness, and increased serum creatinine, but did not have evidence of acute rejection, obstruction, or bacterial pyelonephritis. To our knowledge, this is the first report of adenovirus pyelonephritis in a transplanted kidney of a pediatric patient, with isolation of adenovirus in the urine and in the allograft using immunocytochemical techniques.  N. Ref:: 26

 

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[153]

TÍTULO / TITLE:  - Interleukin 18 and interleukin 18 binding protein: possible role in immunosuppression of chronic renal failure.

REVISTA / JOURNAL:  - Blood Purif 2003;21(3):258-70.

      ●● Enlace al texto completo (gratuito o de pago) 1159/000070699

AUTORES / AUTHORS:  - Dinarello CA; Novick D; Rubinstein M; Lonnemann G

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, University of Colorado Health Sciences Center, Denver, Colo 80262, USA.

RESUMEN / SUMMARY:  - Although interleukin (IL)-18 is a member of the IL-1 family of ligands, IL-18 appears to have unique characteristics, particularly in the regulation of the T helper type 1 (Th1) response. Th1 responses are required for tumor surveillance, killing intracellular organisms, and to provide help for antibody production. In patients with chronic renal failure, the well-known immunosuppression contributes to a failure to respond to infectious challenges and vaccinations. The most salient biological property of IL-18, linking this cytokine to the Th1 response, is its ability to induce interferon gamma (IFN-gamma). In fact, IL-18 was originally identified as an IFN-gamma-inducing factor, and IFN-gamma production is the hallmark of the Th1 response. Dysregulation of IFN-gamma production resulting from reduced activity of IL-18 would explain one of the mechanisms of immunosuppression in patients with chronic renal failure. The activity of IL-18 can be regulated by the IL-18-binding protein (IL-18BP), a glycoprotein of 40,000 daltons, which is constitutively expressed and appears to be the natural inhibitor of IL-18 activity. Unlike soluble receptors for IL-18, IL-18BP does not have a transmembrane domain; IL-18BP is a secreted protein possessing a high-affinity binding and ability to neutralize IL-18. IL-18BP was discovered in human urine and is excreted in health following glomerular filtration. With decreasing renal function, the concentrations of IL-18BP in the circulation are elevated as compared with subjects with a normal renal function, and these elevated levels may result in a decreased IL-18 activity. Because of the importance of IL-18 and IFN-gamma in the Th1 response, the biology of IL-18 and IL-18BP is reviewed here in the context of the immunosuppression of chronic renal failure.  N. Ref:: 81

 

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[154]

- Castellano -

TÍTULO / TITLE:Enfermedad coronaria en trasplante renal. Coronary disease in renal transplantation.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2002;22 Suppl 4:12-9.

AUTORES / AUTHORS:  - Marcen R

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia, Hospital Ramon y Cajal, Ctra. de Colmenar Viejo, km. 9,1 28034 Madrid.  N. Ref:: 79

 

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[155]

TÍTULO / TITLE:  - Rapamycin in transplantation: a review of the evidence.

REVISTA / JOURNAL:  - Kidney Int 2001 Jan;59(1):3-16.

AUTORES / AUTHORS:  - Saunders RN; Metcalfe MS; Nicholson ML

INSTITUCIÓN / INSTITUTION:  - Department of Surgery, Leicester General Hospital, Leicester, England, United Kingdom. rnsaunders@hotmail.com

RESUMEN / SUMMARY:  - Rapamycin in transplantation: A review of the evidence. The calcineurin inhibitors have been the mainstays of immunosuppression for solid organ transplantation over the last two decades, but nephrotoxicity limits their therapeutic benefit. Rapamycin is a new drug with both immunosuppressant and antiproliferative properties that has a unique mechanism of action distinct from that of the calcineurin inhibitors. It has a role as a maintenance immunosuppressant either alone or in combination with a calcineurin inhibitor and can also be used to treat refractory acute rejection. Theoretical evidence suggests that it may limit the development and progression of chronic rejection in transplant recipients, but this has yet to be confirmed. This review examines the current in vitro animal and human work underlying the use of rapamycin and, in addition, comments on the pharmacokinetics and side-effect profile of this promising new agent.  N. Ref:: 122

 

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[156]

TÍTULO / TITLE:  - Pathophysiology of renal disease associated with liver disorders: implications for liver transplantation. Part I.

REVISTA / JOURNAL:  - Liver Transpl 2002 Feb;8(2):91-109.

      ●● Enlace al texto completo (gratuito o de pago) 1053/jlts.2002.31516

AUTORES / AUTHORS:  - Davis CL; Gonwa TA; Wilkinson AH

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Division of Nephrology, University of Washington, Seattle, WA 98195, USA. cdavis@u.washington.edu

RESUMEN / SUMMARY:  - Renal and hepatic function are often intertwined through both the existence of associated primary organ diseases and hemodynamic interrelationships. This connection occasionally results in the chronic failure of both organs, necessitating combined liver-kidney transplantation (LKT). Since 1988, more than 850 patients in the United States have received such transplants, with patient survival somewhat less than that for patients receiving either organ alone. Patients with renal failure caused by acute injury or hepatorenal syndrome have classically not been included as candidates for combined transplantation because of the reversibility of renal dysfunction after liver transplantation. However, the rate and duration of renal failure before liver transplantation is increasing in association with prolonged waiting list times. Thus, the issue of acquired permanent renal damage in the setting of hepatic failure continues to confront the transplant community. The following article and its sequel (Part II, to be published in vol 8, no 3 of this journal) attempt to review the problem of primary and secondary renal disease in patients with end-stage liver disease, elements involved in renal disease progression and recovery, the impact of renal disease on liver transplant outcome, and results of combined LKT; outline the steps in the pretransplantation renal evaluation; and provide the beginnings of an algorithm for making the decision for combined LKT.  N. Ref:: 219

 

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[157]

TÍTULO / TITLE:  - Hepatitis C virus-positive patients on the waiting list for transplantation.

REVISTA / JOURNAL:  - Semin Nephrol 2002 Jul;22(4):361-4.

AUTORES / AUTHORS:  - Campistol JM; Esforzado N; Morales JM

INSTITUCIÓN / INSTITUTION:  - Renal Transplant Unit, Hospital Clinic, University of Barcelona, Institut d’Investigacio Biomediques August Pi i Sunyer (IDIBAPS), Barcelona, España. jmcampis@medicina.ub.es

RESUMEN / SUMMARY:  - Hepatitis C virus (HCV) infection is a common problem in renal transplant patients, associated with an increase in morbidity and mortality. HCV infection is associated with a lower graft and patient survival. The problem of HCV infection is the increase in viral load and liver transaminases after renal transplantation secondary to immunosuppressive therapy. After renal transplantation, interferon therapy is not recommended because of the risk for acute rejection and acute nephritis. In this context, it is absolutely necessary to consider the evaluation and treatment of HCV infection during the dialysis period. Several studies have defined the benefits of interferon therapy in dialysis patients, with rates of maintenance response significantly higher than in the general population. The difference in the pharmacokinetic profile of interferon in dialysis patients could justify its higher efficacy.  N. Ref:: 17

 

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[158]

TÍTULO / TITLE:  - Quality of life after kidney and pancreas transplantation: a review.

REVISTA / JOURNAL:  - Am J Kidney Dis 2003 Sep;42(3):431-45.

AUTORES / AUTHORS:  - Joseph JT; Baines LS; Morris MC; Jindal RM

INSTITUCIÓN / INSTITUTION:  - Royal Bournemouth Hospital, Bournemouth, UK.

RESUMEN / SUMMARY:  - There is an increasing amount of data on quality of life (QOL) in most chronic illnesses; some of the instruments used are generic, but recently, there is a tendency to use disease-specific instruments. We propose that recipients of organ transplants be assessed routinely for QOL by means of the 36-Item Short-Form Health Survey or a disease-specific instrument; for compliance, by means of the Long-Term Medication Behavior Self-Efficacy Scale; and for psychological status, by means of the Beck Depression Inventory Brief Symptom Inventory or the Symptom Checklist. The widespread use of QOL data in recipients of organ transplants will increase accountability of service providers and eventually increase patient satisfaction because these instruments are patient reported.  N. Ref:: 92

 

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[159]

TÍTULO / TITLE:  - Obesity as a risk factor in renal transplant patients.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2001 Jan;16(1):14-7.

AUTORES / AUTHORS:  - Pischon T; Sharma AM  N. Ref:: 16

 

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[160]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.2.5. Chronic graft dysfunction. Late recurrence of primary glomerulonephritides.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:16-8.

RESUMEN / SUMMARY:  - GUIDELINES: A. In the case of recurrent focal and segmental glomerulosclerosis (FSGS), aggressive treatment with high-dose cyclosporine in children, ACE inhibitors and/or Angiotensin II antagonists, plasma exchange or immunoadsorption may result in remission in some patients. B. In the case of recurrent membranous nephropathy (MN), there is no specific treatment. However, control of risk factors, such as hypertension, heavy proteinuria and hyperlipidaemia, and prevention of thrombotic complications are recommended. C. In the case of recurrent membranoproliferative glomerulonephritis (MPGN), there is no specific treatment. However, control of risk factors, such as hypertension, heavy proteinuria and hyperlipidaemia, and prevention of thrombotic complications are recommended. D. In the case of recurrent IgA glomerulonephritis, use of additional steroids is not yet a validated treatment. The control of risk factors, such as hypertension, heavy proteinuria and hyperlipidaemia, is recommended. E. In the rare case of recurrent anti-glomerular basement membrane (anti-GBM) glomerulonephritis with reappearance of anti-GBM antibodies, it is recommended to initiate plasma exchange and to treat with appropriate immunosuppressive agents (e.g. cyclophosphamide).

 

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[161]

TÍTULO / TITLE:  - C4d and the fate of organ allografts.

REVISTA / JOURNAL:  - J Am Soc Nephrol. Acceso gratuito al texto completo a partir de 1 año de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://www.jasn.org/ 

      ●● Cita: Journal of the American Society of Nephrology: <> 2002 Sep;13(9):2417-9.

AUTORES / AUTHORS:  - Platt JL  N. Ref:: 16

 

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[162]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.2.3 Chronic graft dysfunction. Non-alloimmune factors.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:11-5.

RESUMEN / SUMMARY:  - GUIDELINES. A. Whereas immunological mechanisms dominate in the initiation and propagation of the injury that leads to chronic allograft dysfunction and nephropathy, there is circumstantial evidence that non-immunological factors, such as advanced donor age, hyperfiltration, overweight, delayed graft function, heavy proteinuria, smoking, arterial hypertension, hypercholesterolaemia and hypertriglyceridaemia, play a role as aggravating or progression factors. It is recommended to prevent or, if possible, treat all these factors. B. As arterial hypertension is very frequent among renal transplant patients and associated with increased graft (and patient) loss, it is recommended to aim at a blood pressure less than 130/85 mmHg in renal transplant patients and <125/75 mmHg in recipients with proteinuria >1 g/day.

 

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[163]

TÍTULO / TITLE:  - Treatment of de novo and recurrent membranous nephropathy in renal transplant patients.

REVISTA / JOURNAL:  - Semin Nephrol 2003 Jul;23(4):392-9.

AUTORES / AUTHORS:  - Poduval RD; Josephson MA; Javaid B

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Section of Nephrology, University of Chicago, Pritzker School of Medicine, IL 60637, USA.

RESUMEN / SUMMARY:  - Membranous nephropathy (MN) is one of the common glomerular diseases diagnosed in transplanted kidneys. The exact impact of posttransplantation MN on the risk for graft loss and long-term graft outcome is not defined clearly. In recent reports, it has emerged as the third most frequent glomerulonephritis (de novo or recurrent) associated with renal allograft loss. Most cases of posttransplantation MN are thought to be idiopathic but cases associated with established secondary causes also have been reported. Patients can present with varying degrees of proteinuria and graft dysfunction. Risk factors that predict a poor outcome are not well established and unlike MN in the native kidneys, spontaneous remission is rare. Patients should be evaluated carefully for complications associated with nephrotic syndrome or graft dysfunction and managed accordingly. The beneficial effects of steroids, cyclosporine, mycophenolate mofetil, cyclophosphamide, chlorambucil, or other agents have not been validated. The role of specific treatments in cases of secondary MN is uncertain. Retransplantation is a reasonable option for patients who develop graft failure secondary to MN.  N. Ref:: 34

 

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[164]

TÍTULO / TITLE:  - Treatment of renal transplant ureterovesical anastomotic strictures using antegrade balloon dilation with or without holmium:YAG laser endoureterotomy.

REVISTA / JOURNAL:  - Urology 2003 Nov;62(5):831-4.

AUTORES / AUTHORS:  - Kristo B; Phelan MW; Gritsch HA; Schulam PG

INSTITUCIÓN / INSTITUTION:  - Department of Urology, University of California, Los Angeles, School of Medicine, Los Angeles, Medical Center, Los Angeles, California 90095, USA.

RESUMEN / SUMMARY:  - OBJECTIVES: To report our results after antegrade endoscopic treatment of ureteral stenosis with balloon dilation with or without holmium laser endoureterotomy. Ureteral stenosis is the most common long-term urologic complication of renal transplantation. METHODS: From July 2000 to October 2002, 9 renal transplant patients with ureteral obstruction diagnosed by an increase in serum creatinine and radiologic evidence presented for endoscopic treatment. All patients were treated with nephrostomy tube drainage followed by antegrade flexible nephroureteroscopy and balloon dilation of the stricture. Three patients required holmium laser endoureterotomy during the same procedure because of fluoroscopic and endoscopic evidence of persistent stricture. All patients were treated with ureteral stents and nephrostomy tubes postoperatively. The median follow-up was 24 months (range 6 to 32). RESULTS: The site of stenosis was at the ureterovesical anastomosis in all patients, and the mean stricture length was 0.28 cm. Two patients had previously undergone ureteroneocystostomy for prior ureteral stenosis. Six patients (66%) required only balloon dilation, and 3 patients (33%) also required holmium laser endoureterotomy. The median ureteral stent and nephrostomy tube duration was 40 and 62 days, respectively. The mean serum creatinine level was 2.3 mg/dL at presentation and 1.7 mg/dL at the last follow-up visit. After a median follow-up of 24 months, the ureteral patency and graft function rates were both 100%. No perioperative complications occurred. CONCLUSIONS: Balloon dilation with or without holmium laser endoureterotomy was successful and safe in this group of renal transplant patients with short ureterovesical anastomotic strictures.  N. Ref:: 19

 

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[165]

TÍTULO / TITLE:  - Hormone replacement therapy in postmenopausal women with end-stage renal disease: a review of the issues.

REVISTA / JOURNAL:  - Semin Dial 2001 May-Jun;14(3):146-9.

AUTORES / AUTHORS:  - Holley JL; Schmidt RJ

RESUMEN / SUMMARY:  - Hormone replacement is an integral part of therapies to prevent osteoporosis in postmenopausal women and may be considered a component in the treatment of dyslipidemia, cardiovascular disease, and possibly cognitive function. The indications for, and efficacy and prescription of, hormone replacement therapy in postmenopausal women with ESRD have been infrequently studied and less than 10% of postmenopausal women on dialysis are receiving hormone replacement. Small studies suggest that hormone replacement therapy is valuable in treating the dyslipidemia of women on dialysis, but indicate that a reduction in the dosage of hormone replacement may be needed. A potential role for hormone replacement therapy in the treatment and/or prevention of osteoporosis and sexual dysfunction in postmenopausal women on dialysis exists as well.  N. Ref:: 33

 

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[166]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.9.1. Haematological complications. Anaemia.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:48-9.

RESUMEN / SUMMARY:  - GUIDELINES: A. Because anaemia is relatively common after kidney transplantation, regular screening and careful evaluation of its causes are recommended. In many cases, post-transplant anaemia is caused by allograft dysfunction. The use of purine synthesis inhibitors (azathioprine and MMF), ACE inhibitors and angiotensin II receptor antagonists may frequently cause post-transplant anaemia. Anaemia is reversible after withdrawing the offending agent. Haemolytic anaemia may develop in transplant recipients. B. Treatment of anaemia should follow the European best practice guidelines for treatment of anaemia in chronic renal failure.

 

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[167]

- Castellano -

TÍTULO / TITLE:Valoracion del tratamiento sustitutivo integrado en pacientes en insuficiencia renal terminal: seleccion versus eleccion. Assessment of integrated replacement therapy in patients with terminal renal insufficiency: selection vs election.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2001;21 Suppl 5:4-13.

AUTORES / AUTHORS:  - Lampreabe I; Muniz ML; Zarraga S; Amenabar JJ; Erauzkin GG; Gomez-Ullate P; Gainza FJ

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia, Hospital de Cruces, Facultad de Medicina, Universidad del Pais Vasco. ilampreave@hcru.osakidetza.net  N. Ref:: 36

 

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[168]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.9.2. Haematological complications. Leukopenia.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:49.

RESUMEN / SUMMARY:  - GUIDELINE: Because leukopenia is relatively common after kidney transplantation, regular screening and careful evaluation of its causes are recommended. Azathioprine and mycophenolate mofetil may lead to leukopenia. The combination of allopurinol and azathioprine should be avoided. Leukopenia is often associated with viral infections.

 

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[169]

TÍTULO / TITLE:  - Renal transplantation: can we reduce calcineurin inhibitor/stop steroids? Evidence based on protocol biopsy findings.

REVISTA / JOURNAL:  - J Urol 2003 Sep;170(3):1056.

AUTORES / AUTHORS:  - Goldfarb DA

 

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[170]

TÍTULO / TITLE:  - Nonheart-beating kidney donation: current practice and future developments.

REVISTA / JOURNAL:  - Kidney Int 2003 Apr;63(4):1516-29.

AUTORES / AUTHORS:  - Brook NR; Waller JR; Nicholson ML

INSTITUCIÓN / INSTITUTION:  - Division of Transplant Surgery, The Department of Surgery, University of Leicester, Leicester General Hospital, Leicester, United Kingdom. nicholasbrook@gfastmail.fm

RESUMEN / SUMMARY:  - BACKGROUND: Nonheart-beating kidney donation (NHBD) is gaining acceptance as a method of donor pool expansion. However, a number of practitioners have concerns over rates of delayed graft function, acute rejection, and long-term graft survival. The ethical issues associated with NHBD are complex and may be a further disincentive. Tailored strategies for preservation, viability prediction, and immunosuppression for kidneys from this source have the potential to maximize the number of available organs. This review article presents the current practice of NHBD kidney transplantation, examines the results and draws comparisons with cadaveric kidneys, and explores some areas of potential development. METHODS: A review of the current literature on NHBD kidney donation was performed. RESULTS: The renewed interest in NHBD kidneys is driven by a continuing shortfall in available organs. Those centers involved in NHBD report an increase in kidney transplants of the order of 16% to 40% and there is no evidence that the financial costs are higher with NHBDs. The majority of experience comes from Maastricht category 2 NHBDs, where an estimation of warm time is possible. This is generally limited to 40 minutes. There are variations in the technique for kidney preservation prior to retrieval, but most centers use an aortic balloon catheter. Much work has looked at the ideal technique for kidney preservation prior to implantation. Evidence suggests that machine perfusion produces the best initial function rates, decreased use of adjuvant immunotherapy and fewer haemodialysis sessions than static cold storage. CONCLUSION: Despite being associated with poorer initial graft function, the long-term allograft survival of NHBD kidneys does not differ from the results of transplantation from cadaveric kidneys. Further, serum creatinine levels are generally equivalent. Constant reassessment of the ethical issues is required for donation to be increased while respecting public concerns. Use of viability assessment and tailoring of immune suppression for NHBD kidneys may allow a further increase in donation from this source.  N. Ref:: 132

 

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[171]

TÍTULO / TITLE:  - Are peritoneal dialysis patients with and without residual renal function equivalent for survival study? Insight from a retrospective review of the cause of death.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2003 May;18(5):977-82.

AUTORES / AUTHORS:  - Szeto CC; Wong TY; Chow KM; Leung CB; Li PK

INSTITUCIÓN / INSTITUTION:  - Department of Medicine, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong, China. ccszeto@cuhk.edu.hk

RESUMEN / SUMMARY:  - BACKGROUND: It remains unknown whether results of survival studies in anuric patients can be extrapolated to those who still have significant urine output. It is possible that after a prolonged period on dialysis, anuric patients are qualitatively different from patients with residual renal function. METHODS: We performed a retrospective review to study the cause of death of 296 peritoneal dialysis patients of our centre over a 7 year period, and compared the mortality and distribution of cause of death between patients with and without residual renal function. RESULTS: One hundred and forty-two cases (48.0%) died of vascular diseases, 82 cases (27.7%) died of infections and 72 cases (24.3%) died of other causes. Anuric patients had a higher overall mortality rate than non-anuric patients (14.9 vs 9.9%, P=0.0005), and the difference was almost completely attributed to the difference in mortality from vascular diseases (8.0 vs 4.1%, P<0.0001). Vascular disease was a more common cause of death in anuric patients than those with residual renal function (55.3 vs 40.8%, P=0.011). The difference was largely explained by the higher prevalence of sudden cardiac death in anuric patients (39 in 149 vs 19 in 147 cases). Patients without pre-existing cardiovascular disease more commonly died of vascular disease after they became anuric (47.4 vs 34.0%, P=0.017). The difference could not be explained by the longer duration of dialysis in anuric patients because there was no significant change in the distribution of cause of death with time on dialysis (chi-square test, P=0.341). CONCLUSIONS: Our observation suggests that peritoneal dialysis patients with and without residual renal function are qualitatively different. Studies on peritoneal dialysis adequacy and survival in anuric patients should only be extrapolated to the general dialysis population with caution.

 

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[172]

TÍTULO / TITLE:  - Epstein-Barr virus-associated pulmonary leiomyosarcoma arising twenty-nine years after renal transplantation.

REVISTA / JOURNAL:  - J Thorac Cardiovasc Surg 2003 Sep;126(3):877-9.

AUTORES / AUTHORS:  - Ferri L; Fraser R; Gaboury L; Mulder D

INSTITUCIÓN / INSTITUTION:  - Department of Surgery, McGill University Health Centre, Montreal General Hospital, Room D10.168, 1650 Cedar Avenue, Montreal, Quebec H3G 1A4, Canada. lferri@po-box.mcgill.ca  N. Ref:: 5

 

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[173]

TÍTULO / TITLE:  - Cardiovascular disease and the renal transplant recipient.

REVISTA / JOURNAL:  - Am J Kidney Dis 2001 Dec;38(6 Suppl 6):S36-43.

AUTORES / AUTHORS:  - Kendrick E

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology, University of California—Los Angeles Medical Center, Los Angeles, CA 90095, USA. ekendrick@mednet.ucla.edu

RESUMEN / SUMMARY:  - Cardiovascular complications contribute to a significant proportion of the morbidity and mortality in renal transplant patients. Underlying disease states such as diabetes and hypertension as well as risk factors associated with chronic dialysis may cause many patients to have established coronary artery and peripheral vascular disease at the time of transplantation. Progression or new onset of disease can occur after transplantation due to the continued presence of risk factors for cardiovascular disease. The benefit of modification of these risk factors such as hypertension and hyperlipidemia has been well established in the general population and has more recently been explored in the renal transplant population, although long-term studies documenting an improvement in morbidity and mortality are not available. This article focuses on the potential benefit of modification of risk factors in this setting.  N. Ref:: 90

 

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[174]

TÍTULO / TITLE:  - Mechanisms and consequences of arterial hypertension after renal transplantation.

REVISTA / JOURNAL:  - Transplantation 2001 Sep 27;72(6 Suppl):S9-12.

AUTORES / AUTHORS:  - Koomans HA; Ligtenberg G

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology and Hypertension, University Hospital Utrecht, The Netherlands. h.a.koomans@digd.azu.nl

RESUMEN / SUMMARY:  - The high incidence of hypertension after renal transplantation contributes to the risk of cardiovascular morbidity and mortality in renal transplant recipients. Although cyclosporine has been influential in the improvement of transplant outcome, it has emerged as a major cause of hypertension after organ transplantation. The underlying pathophysiological mechanisms of cyclosporine-induced hypertension include enhanced sympathetic nervous system activity, renal vasoconstriction, and sodium/water retention. Hypertension is also significantly associated with reduced graft survival and thereby requires aggressive treatment intervention. Calcium channel blockers may offer some advantages over angiotensin-converting enzyme inhibitors for the treatment of hypertension in stable renal transplant recipients. Nevertheless, selection of the most appropriate antihypertensive agent should take into account the possibility of pharmacokinetic interactions with immunosuppressive agents. There is evidence to suggest that the use of tacrolimus-based immunosuppression induces less hypertension compared with cyclosporine. Not only do patients receiving tacrolimus tend to require less antihypertensive therapy, but converting patients from cyclosporine to tacrolimus has been shown to result in significant reductions in blood pressure. Thus, tacrolimus may be associated with an improved cardiovascular risk profile in renal transplant recipients.  N. Ref:: 26

 

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[175]

TÍTULO / TITLE:  - Apoptosis and inflammation in renal reperfusion injury.

REVISTA / JOURNAL:  - Transplantation 2002 Jun 15;73(11):1693-700.

AUTORES / AUTHORS:  - Daemen MA; de Vries B; Buurman WA

INSTITUCIÓN / INSTITUTION:  - Department of General Surgery, University of Maastricht, PO Box 616, 6200 MD Maastricht, The Netherlands.

RESUMEN / SUMMARY:  - Ischemia followed by reperfusion (I/R) has cardinal implications in the pathogenesis of organ transplantation and rejection. Apoptosis and inflammation are central mechanisms leading to organ damage in the course of renal I/R. General aspects of apoptosis, morphology, induction, and biochemistry are discussed. Activated caspases, the classical effector enzymes of apoptosis, are able to induce not only apoptosis but also inflammation after I/R in experimental models. This redefines the involvement of apoptosis in I/R injury toward a central and functional role in the development of organ damage. Our purpose is to assess aspects of apoptosis and inflammation in terms of involvement in the pathogenesis of I/R-induced organ damage. Moreover, the implications of recent experimental advances for diagnosis and treatment of renal I/R injury in clinical practice will be discussed.  N. Ref:: 101

 

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[176]

TÍTULO / TITLE:  - Assessing cardiovascular risk profile of immunosuppressive agents.

REVISTA / JOURNAL:  - Transplantation 2001 Dec 27;72(12 Suppl):S81-8.

AUTORES / AUTHORS:  - Jardine A  N. Ref:: 57

 

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[177]

TÍTULO / TITLE:  - Renal pathological changes in Fabry disease.

REVISTA / JOURNAL:  - J Inherit Metab Dis 2001;24 Suppl 2:66-70; discussion 65.

AUTORES / AUTHORS:  - Sessa A; Meroni M; Battini G; Maglio A; Brambilla PL; Bertella M; Nebuloni M; Pallotti F; Giordano F; Bertagnolio B; Tosoni A

INSTITUCIÓN / INSTITUTION:  - Nefrologia e Dialisi, Ospedale di Vimercate, Italia. adsess@tin.it

RESUMEN / SUMMARY:  - Fabry disease is a rare X-linked disorder, characterized by deficient activity of the lysosomal enzyme alpha-galactosidase A. This leads to systemic accumulation of the glycosphingolipid globotriaosylceramide (Gb3) in all body tissues and organs, including the kidney. Renal manifestations are less evident in female heterozygotes than in male hemizygotes, according to the Lyon hypothesis. Accumulation of Gb3 occurs mainly in the epithelial cells of Henle’s loop and distal tubule, inducing early impairment in renal concentrating ability; involvement of the proximal tubule induces Fanconi syndrome. All types of glomerular cells are involved, especially podocytes, and glomerular proteinuria may occur at a young age. The evolution of renal Fabry disease is characterized by progressive deterioration of renal function to end-stage renal failure (ESRF). Ultrastructural study of kidney biopsies reveals typical bodies in the cytoplasm of all types of renal cells, characterized by concentric lamellation of clear and dark layers with a periodicity of 35-50 A. Management of progressive renal disease requires dietetic and therapeutic strategies, usually indicated in developing chronic renal failure, with dialysis and renal transplantation required for patients with ESRF. The recent development of enzyme replacement therapy, however, should make it possible to prevent or reverse the progressive renal dysfunction associated with Fabry disease.  N. Ref:: 17

 

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[178]

TÍTULO / TITLE:  - Renal imaging in patients requiring renal replacement therapy.

REVISTA / JOURNAL:  - Semin Dial 2002 Jul-Aug;15(4):237-49.

AUTORES / AUTHORS:  - Cowie A

INSTITUCIÓN / INSTITUTION:  - Department of Diagnostic Radiology, Manchester Royal Infirmary, United Kingdom. agcowie1@hotmail.com

RESUMEN / SUMMARY:  - Recent advances in imaging technology and interventional radiologic procedures have resulted in an increased variety of radiological techniques that can be used to assess patients who present with renal failure and require renal replacement therapy. This chapter provides an overview of the relative strengths and weaknesses of the available imaging methods. In particular, it covers the expanding role of the cross-sectional, noninvasive, multiplanar imaging techniques such as gray-scale and Doppler ultrasound, magnetic resonance imaging (MRI) and angiography (MRA), and nonenhanced helical or multislice computed tomography (CT). These imaging methods are increasingly replacing those used in the past, such as the conventional radiographic urogram, which requires a high dose of intravenous contrast media, and digital subtraction arteriography. The chapter also covers the radiologic investigation of complications of acquired renal cystic disease, including renal cell carcinoma, hemorrhage, cyst infection and rupture, and nephrolithiasis.  N. Ref:: 57

 

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[179]

TÍTULO / TITLE:  - The evolving role of chemokines and their receptors in acute allograft rejection.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002 Aug;17(8):1374-9.

AUTORES / AUTHORS:  - Inston NG; Cockwell P

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology and Renal Transplantation, Queen Elizabeth Hospital, University Hospital Birmingham NHS Trust, Birmingham, UK.  N. Ref:: 64

 

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[180]

TÍTULO / TITLE:  - Effect of immunosuppressive treatment protocol on malignancy development in renal transplant patients.

REVISTA / JOURNAL:  - Transplant Proc 2002 Sep;34(6):2133-5.

AUTORES / AUTHORS:  - Haberal M; Moray G; Karakayali H; Emiroglu R; Basaran O; Sevmis S; Demirhan B

INSTITUCIÓN / INSTITUTION:  - Baskent University Faculty of Medicine, Ankara, Turkey. melekk@baskent-ank.edu.tr

 

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[181]

TÍTULO / TITLE:  - A pilot protocol of a calcineurin-inhibitor free regimen for kidney transplant recipients of marginal donor kidneys or with delayed graft function.

REVISTA / JOURNAL:  - Clin Transplant 2003;17 Suppl 9:31-4.

AUTORES / AUTHORS:  - Shaffer D; Langone A; Nylander WA; Goral S; Kizilisik AT; Helderman JH

INSTITUCIÓN / INSTITUTION:  - Department of Surgery, Vanderbilt University Medical Center, Nashville, TN 37232, USA. david.schaffer@vanderbilt.edu

RESUMEN / SUMMARY:  - The worsening shortage of cadaver donor kidneys has prompted use of expanded or marginal donor kidneys (MDK), i.e. older age or donor history of hypertension or diabetes. MDK may be especially susceptible to calcineurin-inhibitor (CI) mediated vasoconstriction and nephrotoxicity. Similarly, early use of CI in patients with delayed graft function may prolong ischaemic injury. We developed a CI-free protocol of antibody induction, sirolimus, mycophenolate mofetil, and prednisone in recipients with MDK or DGF. METHODS: Adult renal transplant recipients who received MDK or had DGF were treated with a CI-free protocol consisting of antibody induction (basiliximab or thymoglobulin), sirolimus, mycophenolate mofetil, and prednisone. Serial biopsies were performed for persistent DGF. Patients were followed prospectively with the primary endpoints being patient and graft survival, biopsy-proven acute rejection, and sirolimus-related toxicity. RESULTS: Nineteen recipients were treated. Mean follow-up was 294 days. Actuarial 6- and 12-month patient survival was 100% and 100% and graft survival was 93% and 93%, respectively. The only graft loss was due to primary non-function (PNF). The incidence of AR was 16%. Mean serum creatinine at last follow-up was 1.6 mg/dL. Sirolimus-related toxicity included lymphocele (1), wound infection (2), thrombocytopenia (1). and interstitial pneumonitis (1). CONCLUSION: A CI-free protocol with antibody induction and sirolimus results in low rates of AR and PNF and excellent early patient and graft survival in patients with MDK and DGF. CI-free protocols may allow expansion of the kidney donor pool by encouraging utilization of MDK at high risk for DGF or CI-mediated nephrotoxicity.

 

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[182]

TÍTULO / TITLE:  - De novo SLE after cadaveric renal transplantation.

REVISTA / JOURNAL:  - Am J Kidney Dis 2003 Sep;42(3):E24-7.

AUTORES / AUTHORS:  - Laboi P; Dedi R; Campbell H; Hartley B; Turney JH

INSTITUCIÓN / INSTITUTION:  - Department of Renal Medicine and Histopathology, Leeds General Infirmary, Leeds, United Kingdom. paullaboi396@hotmail.com

RESUMEN / SUMMARY:  - De novo lupus nephritis in a renal transplant recipient has not been previously reported. We present a transplant recipient with long-standing insulin-dependent diabetes mellitus who presented 9 years posttransplant with hematoproteinuria and acute renal failure. New findings of positive antinuclear antibody and double-stranded deoxyribonucleic antibody and renal histology findings consistent with lupus nephritis suggest a diagnosis of de novo systemic lupus erythematosis.  N. Ref:: 8

 

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[183]

TÍTULO / TITLE:  - Chronic kidney disease and the transplant recipient.

REVISTA / JOURNAL:  - Blood Purif 2003;21(1):137-42.

AUTORES / AUTHORS:  - Gill JS; Pereira BJ

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology, Tufts-New England Medical Center, Boston, Mass 02111, USA.

RESUMEN / SUMMARY:  - The recent Kidney Disease Outcomes Quality Initiative (K/DOQI) classification of chronic kidney disease (CKD) includes transplant recipients. Although there are important differences between kidney transplant recipients (KTRs) and patients with native kidney disease, the inclusion of KTRs along with other CKD patients is an important step to improve long-term outcomes among transplant recipients. In this article we discuss the applicability of the K/DOQI classification of CKD to transplant recipients and the importance of premature patient death with graft function as a cause of graft loss. The implementation of a comprehensive program of CKD care beginning prior to transplantation and continuing after graft failure is discussed as a strategy to improve patient outcomes and specific areas of concern for KTRs are highlighted.  N. Ref:: 35

 

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[184]

- Castellano -

TÍTULO / TITLE:Enfermedad cardiovascular en transplante renal. Cardiovascular disease in kidney transplantation.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2001 Mar-Apr;21(2):104-14.

AUTORES / AUTHORS:  - Marcen R; Pascual J  N. Ref:: 143

 

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[185]

TÍTULO / TITLE:  - Proposed guidelines for re-evaluation of patients on the waiting list for renal cadaver transplantation.

REVISTA / JOURNAL:  - Transplantation 2002 Mar 15;73(5):811-2.

AUTORES / AUTHORS:  - Matas AJ; Kasiske B; Miller L

INSTITUCIÓN / INSTITUTION:  - Department of Surgery, University of Minnesota, Minneapolis, MN 55455, USA.

RESUMEN / SUMMARY:  - Transplant candidates are extensively evaluated before being wait-listed for cadaver transplantation. Yet many wait a number of years before being transplanted. We propose guidelines for regular cardiac re-evaluation for patients on the waiting list.

 

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[186]

TÍTULO / TITLE:  - Random sample (DOPPS) versus census-based (registry) approaches to kidney disease research.

REVISTA / JOURNAL:  - Blood Purif 2003;21(1):85-8.

AUTORES / AUTHORS:  - Port FK; Wolfe RA; Held PJ; Young EW

INSTITUCIÓN / INSTITUTION:  - University of Renal Research and Education Association (URREA), Ann Arbor, Mich, USA. fport@urrea.org

RESUMEN / SUMMARY:  - This review describes advantages and limitations of registries that base their analyses on the census of all patients. Registries may utilize the random sample approach to enrich their data for more detailed and informative research. The Dialysis Outcomes and Practice Pattern Study (DOPPS) and its random sample approach is discussed here in detail, with examples on the value of this method. The DOPPS is currently being expanded to allow for even more valuable studies. This methodology can also be applied to large countries that do not have an existing registry, as it is an effective way of collecting detailed information at a relatively low cost that is representative of the country or population as a whole.  N. Ref:: 12

 

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[187]

TÍTULO / TITLE:  - Extragonadal seminoma after renal transplantation and immunosuppression; treatment in the presence of renal dysfunction: a case report and literature review.

REVISTA / JOURNAL:  - Med Oncol 2001;18(3):221-5.

AUTORES / AUTHORS:  - Kosmas C; Tsavaris NB; Vadiaka M; Chiras T; Boletis J; Kostakis A

INSTITUCIÓN / INSTITUTION:  - Department of Pathophysiology, Athens University School of Medicine, Laikon General Hospital, Greece. ckosm@ath.forthnet.gr

RESUMEN / SUMMARY:  - A 37-yr-old man who had undergone renal transplantation for end-stage renal failure presented with a large right pelvic mass obstructing the transplanted kidney. Initially, this was diagnosed as an anaplastic tumor while he had been on immunosuppressive treatment for kidney allograft rejection after transplantation. Despite difficulties of classic histopathology to reveal the origin of his tumor, FISH analysis revealed the presence of chromosome 12p abnormalities, strongly indicative of a germ-cell tumor-more likely seminoma-with extragonadal presentation. Because of renal dysfunction, he was treated with carboplatin (dose adjusted according to renal clearance) and etoposide, and when he experienced a rather atypical progression with bone metastases, he was treated with single-agent paclitaxel, and died almost 13 mo after initial presentation. The case adds further to the existing small list of seminoma/GCTs developing in transplant recipients, points to the unusual presentation patterns and diagnostic histopathology challenges, and presents the difficulty in therapeutic options, as a result of frequent renal dysfunction and intercurrent immunosuppressive therapy. All of these issues together with an extensive literature review are discussed in detail.

 

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[188]

TÍTULO / TITLE:  - Non-malignant skin changes in transplant patients.

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002 Aug;17(8):1380-3.

AUTORES / AUTHORS:  - Avermaete A; Altmeyer P; Bacharach-Buhles M

INSTITUCIÓN / INSTITUTION:  - Department of Dermatology, Ruhr-University Bochum, Bochum, Germany.  N. Ref:: 7

 

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[189]

- Castellano -

TÍTULO / TITLE:Trasplante renal en pacientes virus de la hepatitis C positivos. Kidney transplantation in patients positive for hepatitis C virus.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2002;22 Suppl 5:62-6.

AUTORES / AUTHORS:  - Campistol JM; Esforzado N; Morales JM; Barrera JM

INSTITUCIÓN / INSTITUTION:  - Unidad de Trasplante Renal, Hospital Clinic, IDIBAPS (Institut d’Investigacio Biomedique Agusti Pi i Sunyer), Universidad de Barcelona, Barcelona, Hospital 12 de Octubre, Madrid.  N. Ref:: 11

 

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[190]

TÍTULO / TITLE:  - Posttransplant erythrocytosis.

REVISTA / JOURNAL:  - Kidney Int 2003 Apr;63(4):1187-94.

AUTORES / AUTHORS:  - Vlahakos DV; Marathias KP; Agroyannis B; Madias NE

INSTITUCIÓN / INSTITUTION:  - Department of Nephrology, Aretaieion University Hospital and Intensive Care Unit, Onassis Cardiac Surgery Center, Athens, Greece. vlahakos@aretaieio.uoa.gr

RESUMEN / SUMMARY:  - Posttransplant erythrocytosis (PTE) is defined as a persistently elevated hematocrit to a level greater than 51% after renal transplantation. It occurs in 10% to 15% of graft recipients and usually develops 8 to 24 months after engraftment. Spontaneous remission of established PTE is observed in one fourth of the patients within 2 years from onset, whereas in the remaining three fourths it persists for several years, only to remit after loss of renal function from rejection. Predisposing factors include male gender, retention of native kidneys, smoking, transplant renal artery stenosis, adequate erythropoiesis prior to transplantation, and rejection-free course with well-functioning renal graft. Just as in other forms of erythrocytosis, a substantial number (approximately 60%) of patients with PTE experience malaise, headache, plethora, lethargy, and dizziness. Thromboembolic events occur in 10% to 30% of the cases; 1% to 2% eventually die of associated complications. Posttransplant erythrocytosis results from the combined trophic effect of multiple and interrelated erythropoietic factors. Among them, endogenous erythropoietin appears to play the central role. Persistent erythropoietin secretion from the diseased and chronically ischemic native kidneys does not conform to the normal feedback regulation, thereby establishing a form of “tertiary hypererythropoietinemia.” However, erythropoietin levels in most PTE patients still remain within the “normal range,” indicating that erythrocytosis finally ensues by the contributory action of additional growth factors on erythroid progenitors, such as angiotensin II, androgens, and insulin-like growth factor 1 (IGF-1). Inactivation of the renin-angiotensin system (RAS) by an angiotensin-converting enzyme (ACE) inhibitor, or an angiotensin II type 1 AT1 receptor blocker represents the most effective, safe, and well-tolerated therapeutic modality.  N. Ref:: 98

 

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[191]

TÍTULO / TITLE:  - Rapamycin in combination with cyclosporine or tacrolimus in liver, pancreas, and kidney transplantation.

REVISTA / JOURNAL:  - Transplant Proc 2003 May;35(3 Suppl):201S-208S.

AUTORES / AUTHORS:  - MacDonald AS

INSTITUCIÓN / INSTITUTION:  - Department of Surgery, Dalhousie University, Halifax, Nova Scotia, Canada. Allan.macdonald@dal.ca

RESUMEN / SUMMARY:  - A 10-year experience with the immunosuppressive drug rapamycin that begins in the laboratory then extends through multicentre trials in combination with cyclosporine in kidney transplant recipients, exploration of its use as a single agent and in combination with tacrolimus, and its potential in nonrenal organs is described. Rapamycin is a potent inhibitor of endothelial injury in rat aortic allografts. When added to full-dose cyclosporine it achieves low rejection rates, but it augments the nephrotoxicity and hyperlipidemia of cyclosporine. On the other hand, it allows discontinuation of calcineurin inhibitors in stable kidney and liver patients suffering from nephrotoxicity late posttransplant. At least in Caucasian patients, discontinuation of cyclosporine is possible as early as 3 months post-kidney transplant. In combination with low-dose tacrolimus, exceptionally low rates of rejection were seen in recipients of kidney, pancreas, and liver recipients with preservation of excellent renal function. These pilot studies have been confirmed in several single-centre and, more recently, multicentre trials in kidney and pancreas transplantation. The side-effect profile of hyperlipidemia, lymphocoeles, delayed wound healing, and possible liver effects are coming into focus, and ways of minimizing these problems being introduced. The lessons learned include the need for early adequate blood levels, the lack of correlation between dose and drug exposure, and the potency that allows marked dose reductions in calcineurin inhibitors and steroids.  N. Ref:: 36

 

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[192]

TÍTULO / TITLE:  - HCV-associated renal diseases after liver transplantation.

REVISTA / JOURNAL:  - Int J Artif Organs 2003 Jun;26(6):452-60.

AUTORES / AUTHORS:  - Fabrizi F; Aucella F; Lunghi G; Bunnapradist S; Martin P

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology and Dialysis, Maggiore Hospital, IRCCS, Milano, Italy. fabrizi@policlinico.mi.it  N. Ref:: 43

 

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[193]

TÍTULO / TITLE:  - European best practice guidelines for renal transplantation. Section IV: Long-term management of the transplant recipient. IV.12. Elderly (specific problems).

REVISTA / JOURNAL:  - Nephrol Dial Transplant. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://ndt.oupjournals.org/ 

      ●● Cita: Nephrology Dialysis Transplantation: <> 2002;17 Suppl 4:58-60.

RESUMEN / SUMMARY:  - GUIDELINES: A. Because renal transplantation can extend the duration and quality of life in elderly patients (age 60-70 years) with end-stage renal disease, transplantation should be considered in all patients, particularly if special programmes and preparations are applied. B. In elderly kidney transplant recipients, immunosuppression has to be adapted to avoid both rejections and adverse effects. C. Accurate diagnosis and aggressive treatment of cardiovascular disease in elderly recipients are recommended because of the high number of deaths with functioning grafts. D. The high risk of concomitant diseases, such as diabetes mellitus, bone disease and malignancies, needs special consideration.

 

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[194]

TÍTULO / TITLE:  - The evolving role of sirolimus in renal transplantation.

REVISTA / JOURNAL:  - Qjm. Acceso gratuito al texto completo a partir de los 2 años de la fecha de publicación.

      ●● Enlace a la Editora de la Revista http://qjmed.oupjournals.org/ 

      ●● Cita: QJM: <> 2003 Jun;96(6):401-9.

AUTORES / AUTHORS:  - Dupont P; Warrens AN

INSTITUCIÓN / INSTITUTION:  - Division of Medicine, Imperial College London, London, UK.  N. Ref:: 66

 

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[195]

TÍTULO / TITLE:  - Delayed renal allograft dysfunction and cystitis associated with human polyomavirus (BK) infection in a renal transplant recipient: a case report and review of literature.

REVISTA / JOURNAL:  - Clin Nephrol 2003 Dec;60(6):405-14.

AUTORES / AUTHORS:  - Gupta M; Miller F; Nord EP; Wadhwa NK

INSTITUCIÓN / INSTITUTION:  - Division of Nephrology, Department of Medicine, School of Medicine, State University of New York at Stony Brook, New York 11794, USA.

RESUMEN / SUMMARY:  - Human polyomavirus type BK (BKV) associated nephritis (BKVAN) has recently emerged as an important cause of renal allograft dysfunction and failure. Early recognition of this entity as a cause of allograft dysfunction is extremely important since misdiagnosis can accelerate graft loss. We report a case of BKVAN that presented with symptoms related to cystitis, and review the risk factors, the diagnostic tools and the approach to treatment of BK virus associated allograft nephropathy.  N. Ref:: 32

 

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[196]

TÍTULO / TITLE:  - Early renal allograft loss in a patient with crescentic glomerulonephritis in the native kidney.

REVISTA / JOURNAL:  - Am J Kidney Dis 2001 Jan;37(1):202-209.

AUTORES / AUTHORS:  - Gross M; Zand MS; Nadasdy T

INSTITUCIÓN / INSTITUTION:  - Nephrology Unit, Department of Medicine, University of Rochester Medical Center, Rochester, NY 14642, USA.  N. Ref:: 29

 

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[197]

TÍTULO / TITLE:  - Sirolimus and mycophenolate mofetil for calcineurin-free immunosuppression in renal transplant recipients.

REVISTA / JOURNAL:  - Am J Kidney Dis 2001 Oct;38(4 Suppl 2):S16-21.

AUTORES / AUTHORS:  - Pescovitz MD; Govani M

INSTITUCIÓN / INSTITUTION:  - Departments of Surgery, Microbiology/Immunology, and Medicine, Indiana University, Indianapolis, IN 46202, USA. mpescov@iupui.edu

RESUMEN / SUMMARY:  - Calcineurin inhibitors, such as cyclosporine and tacrolimus, have been available for almost 20 years. Although these drugs are highly effective and represent the mainstay of transplant immunosuppression, they are associated with acute and chronic nephrotoxicity. Acute nephrotoxicity, which occurs in the early period after transplantation, leads to a higher rate of dialysis, and chronic nephrotoxicity may eventually result in graft loss. Acute and chronic nephrotoxicity is becoming more common as the use of marginal kidneys for transplantation increases. Two recently available immunosuppressive agents, mycophenolate mofetil and sirolimus (rapamycin), have no nephrotoxicity. The use of these drugs in combination with other agents has led to the development of new paradigms of immunosuppressive therapy. This paper reviews the results of clinical trials that have investigated these new approaches to immunosuppression in renal transplant recipients.  N. Ref:: 9

 

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[198]

TÍTULO / TITLE:  - Post-transplant renal tubulitis: the recruitment, differentiation and persistence of intra-epithelial T cells.

REVISTA / JOURNAL:  - Am J Transplant 2003 Jan;3(1):3-10.

AUTORES / AUTHORS:  - Robertson H; Kirby JA

INSTITUCIÓN / INSTITUTION:  - Department of Surgery, The Medical School, University of Newcastle, Newcastle upon Tyne, UK.

RESUMEN / SUMMARY:  - Tubulitis is used by the Banff protocol as a major criterion to grade acute renal allograft rejection. This review integrates results from in vitro and in vivo studies to develop a chronological model to explain the development and functions of tubular inflammation during the rejection process. Proteoglycan-immobilized chemokines are the primary motivators for the vectorial recruitment of specific immune cell populations from the blood, through the endothelium and interstitial tissues to the renal tubules. After penetration of the basement membrane, T cells encounter TGF-beta that can induce expression of the alphaEbeta7 integrin on proliferating cells. This allows adhesion to E-cadherin on the baso-lateral surfaces of tubular epithelial cells and provides an explanation for the epithelial-specific cytotoxicity observed during acute rejection. Tubular epithelium is also a rich source of IL-15 that can stimulate IL-15 receptor-expressing intratubular CD8+ T cells. This anti-apoptotic microenvironment may explain the long-term persistence of cycling T cells within intact tubules after episodes of acute rejection. These memory-like T cells may have local immunoregulatory properties, including the production of additional TGF-beta, but could also modify normal tubular homeostasis resulting in epithelial to mesenchymal transdifferentiation, tubulointerstitial fibrosis and, ultimately, graft failure.  N. Ref:: 94

 

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[199]

TÍTULO / TITLE:  - Renal transplantation in developing countries.

REVISTA / JOURNAL:  - Kidney Int Suppl 2003 Feb;(83):S96-100.

AUTORES / AUTHORS:  - Rizvi SA; Naqvi SA; Hussain Z; Hashmi A; Akhtar F; Hussain M; Ahmed E; Zafar MN; Hafiz S; Muzaffar R; Jawad F

INSTITUCIÓN / INSTITUTION:  - Sindh Institute of Urology and Transplantation (SIUT), Dow Medical College, Karachi, Pakistan. siut-1@cyber.net.pk

RESUMEN / SUMMARY:  - Healthcare in developing countries less funded than developed nations (0.8 to 4% vs. 10 to 15%, respectively), and must contend against approximately 1/3 of the population living below the poverty line ($1US/day), poor literacy (58% males/29% females), and less access to potable water and basic sanitation. Cultural and societal constraints combine with these economic obstacles to translate into poor transplantation activity. Donor shortage is a universal problem. Paid donation comprises 50% of all transplants in Pakistan. Post-transplant infections are a major problem in developing countries, with 15% developing tuberculosis, 30% cytomegalovirus, and nearly 50% bacterial infections. The solutions to these problems may seem simplistic: alleviate poverty, educate the general population, and expand the transplant programs in public sector hospitals where commerce is less likely to play a major role. The SIUT model of funding in a community-government partnership has increased the number of transplantations and patient and organ survival substantially. Over the last 15 years, it has operated by complete financial transparency, public audit and accountability. The scheme has proven effective and currently 110 transplants/year are performed, with free after care and immunosuppressive drugs. Confidence has been built in the community, with strong donations of money, equipment and medicines. We believe this model could be sustained in other developing nations.  N. Ref:: 12

 

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[200]

- Castellano -

TÍTULO / TITLE:Tratamiento renal sustitutivo en el paciente diabetico. Quien, cuando, como?. Replacement renal treatment in the diabetic patient. Who, when, how?.

REVISTA / JOURNAL:  - Nefrologia. Acceso gratuito al texto completo.

      ●● Enlace a la Editora de la Revista http://www.aulamedica.es/nefrologia/ 

      ●● Cita: Nefrologia: <> 2001;21 Suppl 3:88-96.

AUTORES / AUTHORS:  - de Francisco AL; Fernandez-Fresnedo G; Pinera C; Rodrigo E; Herraez I; Ruiz JC; Arias M

INSTITUCIÓN / INSTITUTION:  - Servicio de Nefrologia Hospital Universitario Valdecilla Santander. martinal@unican.es  N. Ref:: 67

 

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