Publications by authors named "Kizilisik A"

We examined short-term outcomes and posttransplant medical complications under three different immunosuppressive regimens at a single center. The study design was a randomized, prospective, open-label trial comparing a calcineurin inhibitor-free (CNI) protocol to standard triple therapy with tacrolimus, prednisone, and mycophenolate mofetil. They were also compared to a concurrent but nonrandomized third cohort treated with a prednisone-free protocol.

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This study compared early postoperative complications in kidney transplant recipients treated with either a sirolimus-based calcineurin inhibitor (CNI)-free regimen or a tacrolimus-based steroid-free regimen. We used a single-center, prospective, sequential but nonrandomized study design. Consecutive recipients of primary cadaveric or non-HLA identical kidney transplant recipients received either a CNI-free regimen, consisting of sirolimus 5 mg daily beginning postoperative day 3, mycophenolate mofetil 1 gm twice a day, and methylprednisolone 500 mg intraoperatively, then prednisone 30 mg daily tapered to 10 mg daily at 3 months, or a prednisone-free regimen, consisting of methylprednisolone 500 mg, 250 mg, and 125 mg from days 0 to 2, then no further steroids, tacrolimus 0.

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Objectives: Advances in immunosuppressive therapy have led to substantial improvements in kidney transplant outcomes in the past 20 years. Kidney transplantation activity started in 1963 at the Veterans Administration Medical Center in Nashville, Tennessee, and continues to grow with increasing numbers of transplants from living-related and unrelated donors. In this study, patient and graft survival rates during 2 different periods were evaluated and compared with non-veterans-administration centers.

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Background: Native arteriovenous fistulas (AVFs) have been found to exhibit higher survival rates and lower complication rates than prosthetic grafts (AVGs).

Methods: Between August 2001 and December 2003, 93 patients with end stage renal disease (ESRD) had primary dialysis access placed at a single Veterans Administration medical center. Of these 93 patients, 67 had AVFs created and 26 patients had AVGs implanted.

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Background: A shortage of organ donors remains the major limiting factor in kidney transplantation. Living donor renal transplantation, especially living-unrelated donors, may expand the donor pool by providing another source of excellent grafts.

Methods: Between 1983 and 2003, 109 living donor kidney transplants were performed.

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To achieve the fullest potential of transplantation, continuing concern for the recipients' quality of life must be a part of the process. Database records of patients who are currently alive and received transplants between 1982 and 1991 were retrospectively analyzed. Recipients were contacted and asked to answer a quality-of-life questionnaire.

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Background: The current study was undertaken to identify factors specific to kidney transplantation that are associated with posttransplant functional performance (FP) and health-related quality of life (HRQOL).

Methods: Karnofsky FP status was assessed longitudinally in 86 adult kidney transplant recipients. Patients reported HRQOL using the Short Form-36 (SF-36) health survey and the Psychosocial Adjustment to Illness Scale (PAIS).

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Unlabelled: Refinements in surgical techniques and advances in clinical immunosuppression have led to steadily improving results in pancreas transplantation (PTX). Although there is renewed interest in enteric exocrine drainage, most PTXs are performed with systemic venous delivery of insulin. To improve the physiology of PTX, we developed a novel technique of portal venous delivery of insulin and enteric drainage of the exocrine secretions (portal-enteric [P-E]).

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Unlabelled: 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.

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Passive immunoprophylaxis with hepatitis B immunoglobulin (HBIG) is important to prevent recurrence of hepatitis B virus (HBV) after orthotopic liver transplantation (OLT) for chronic HBV cirrhosis. With availability of lamivudine (3TC), the use of combination prophylaxis with long-term HBIG/3TC has been shown to prevent short-term HBV recurrence. This report compares HBV recurrence rates between groups receiving no/short-term HBIG, long-term HBIG alone, or HBIG/3TC prophylaxis, and describes HBIG requirements during the first 6 and 12 months in the latter two groups.

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Hypothesis: A novel technique of pancreas transplantation (PTX) with portal venous delivery of insulin and enteric exocrine drainage (portal enteric) was developed at our center to improve the PTX procedure.

Design: Case series.

Setting: Single-center experience at a university hospital.

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The UT Memphis group has made a number of important contributions to the field of PTX, including: 1) pioneering studies on the effects of PTX on autonomic neuropathy, 2) comprehensive reports dealing with quality of life after PTX, 3) seminal studies on the metabolic effects of PTX with portal venous delivery of insulin, 4) refining and perfecting a novel technique of PTX with portal venous drainage of insulin and primary enteric drainage of the exocrine secretions, 5) describing a safe outpatient percutaneous technique of pancreas allograft biopsy, 6) developing the use of glucose tolerance for rejection surveillance, and 7) managing PTX patients with biopsy-directed immunosuppression and no anti-lymphocyte induction therapy. The P-E technique has the potential to become the standard of care in the near future because it is more physiologic, normalizes carbohydrate and lipid metabolism, and minimizes complications attributed to the transplant procedure. In addition, we have been actively involved in studying new immunosuppressive regimens in order to improve and simplify the care of the PTX recipient.

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Objective: To compare pancreas transplantation with systemic-enteric (SE) versus portal-enteric (PE) drainage in a prospective fashion.

Summary Background Data: To improve the physiology of pancreas transplantation, the authors developed a new technique of portal venous delivery of insulin and enteric drainage of the exocrine secretions.

Methods: During a 26-month period, the authors prospectively alternated 54 consecutive simultaneous kidney and pancreas transplants to either SE (n = 27) or PE (n = 27) drainage.

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Introduction: Previous studies have suggested that African-American (AA) ethnicity is a risk factor for rejection and graft loss after kidney transplantation. However, little data is available regarding outcomes after simultaneous kidney pancreas transplantation (SKPT) in AA recipients. The objective of this study was to compare the outcomes of SKPT in AA patients to matched Caucasian patients as controls.

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Liver disease is a major medical problem in the Kingdom of Saudi Arabia and is mostly due to viral hepatitis. Liver transplantation is the only option for patients with end-stage liver disease offering good long-term survival. The first liver transplant at the King Fahad National Guard Hospital was performed in February 1994 and since then, 40 liver transplants have been performed on 37 patients.

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