Patients having undergone pelvic exenteration with urinary diversion can present with short- and long-term complications such as ureteral strictures, anastomotic leakage, calculi, or fluid collections (abscess, urinoma, lymphocele, or hematoma). A dehiscence resulting in a perineal urinary fistula is an uncommon late complication of urinary diversion surgery; surgical treatment for this complic...