Successful use of transureteroureterostomy to salvage ureterosigmoidostomy after anastomotic failure.

Four cases are presented of patients who had undergone ureterosigmoidostomy and in whom a unilateral ureteral anastomotic complication developed that was salvaged subsequently by a transureteroureterostomy. Although other forms of urinary diversion are now being utilized routinely in many centers, the ureterosigmoidostomy is still being employed worldwide, and urologic surgeons need to be versed in its potential problems and how to correct them.