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In situ perfusion and UW solution used for storage did not decrease the incidence of ATN in kidneys harvested from
B L giewska1, M Pacholczyk, A Chmura
1Department of General and Transplantation Surgery, Warsaw Medical School, Poland.
Summary
Acute tubular necrosis (ATN) in kidney transplants is common. Donor hemodynamic status and cold storage time, not UW solution, significantly impact ATN incidence after transplantation.
Area of Science:
- Nephrology
- Transplantation Immunology
- Surgical Research
Background:
- Acute tubular necrosis (ATN) affects approximately 50% of cadaveric kidney transplants.
- Donor hemodynamic instability is a potential risk factor for post-transplant complications.
Purpose of the Study:
- To evaluate the impact of in situ perfusion and hypothermic storage solutions on ATN incidence.
- To assess the influence of donor hemodynamic status on kidney graft outcomes.
Main Methods:
- Prospective study (1991-1992) involving 118 cadaveric kidney transplantations.
- Kidneys were perfused with Ringer's solution and stored in either Euro-Collins (EC) or University of Wisconsin (UW) solution.
- Analysis of warm ischemia time, anastomosis time, cold storage time, and donor hemodynamic status.
Main Results:
- Storage in UW solution did not alter ATN rates in kidneys from hemodynamically unstable donors.
- Donor hemodynamic status prior to nephrectomy was a significant factor influencing ATN.
- Cold storage time also played a role in the observed differences in ATN incidence.
Conclusions:
- Donor hemodynamic stability and cold storage duration are critical factors in preventing ATN post-transplant.
- The choice of hypothermic storage solution (EC vs. UW) did not independently affect ATN in this cohort.
- Optimizing donor management and minimizing cold ischemia time are crucial for improving kidney transplant outcomes.