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Urologic complications in kidney transplantation
F Pisani1, G Iaria, M D'Angelo
1U.O. Trapianti, Dipartimento di Scienze Chirurgiche, Università L'Aquila, Coppito, Italy.
Transplantation Proceedings
|September 27, 2005
Summary
Kidney transplant urologic complications, a major cause of organ loss, were reduced by optimizing surgical strategy and immunosuppression. Routine use of a JJ stent facilitated conservative management of complications.
Area of Science:
- Nephrology
- Urology
- Transplant Surgery
Background:
- Urologic complications are a significant cause of graft loss after kidney transplantation, occurring in 3-20% of cases.
- These complications can arise from various factors including surgical technique, ischemia, and rejection episodes.
Purpose of the Study:
- To evaluate the incidence of urologic and extrarenal complications in kidney transplant recipients.
- To identify factors contributing to urologic complications and assess the effectiveness of a specific surgical and immunosuppressive strategy.
Main Methods:
- A cohort of 123 kidney transplantations performed between January 2001 and September 2004.
- Immunosuppression included basiliximab, mycophenolate mofetil, calcineurin inhibitors, and steroids.
- Surgical technique involved vascular anastomoses to external iliac vessels and Lich Gregoire ureteral anastomosis with a JJ stent.
Main Results:
- The study reported 5 renal complications (4.2%) and 4 extrarenal complications (3.5%), with most requiring corrective surgery.
- Ureteral ischemia, linked to backtable surgery and rejection, was identified as a primary cause of urologic issues.
- Reduced cold ischemia time and effective immunosuppression contributed to fewer acute rejection episodes and better immediate renal function.
Conclusions:
- Optimized surgical strategy, tailored immunosuppression, and reduced cold ischemia time are crucial for minimizing urologic complications in kidney transplantation.
- Routine use of JJ ureteral stents enables a conservative management approach for early urologic complications, reducing the need for extensive surgical intervention.