Kidney autotransplantation: long-term outcomes and complications. Experience in a tertiary hospital and literature review.

KAT is an effective treatment for complex ureteral lesions and kidney vascular abnormalities, with good results in the long term. Surgical complications are frequent, but usually minor. As a challenging surgery, it should be performed by experienced kidney transplant surgeons. Complex and proximal ureteral injuries are nowadays the main indication of this procedure.