Rare case of gangrenous cystitis revealed by acute peritonitis.

Gangrenous cystitis complicated by intraperitoneal perforation is an extremely rare pathology, the major etiopathogenic factor is ischemia of the bladder wall, it has disappeared with the advent of antibiotic therapy and the development of means of bladder drainage. We report a case of a 17-year-old patient, who had a medical history of spinal cord transection by stabbing, who presented a chronic urinary retention leading to a gangrenous cystitis, a surgical exploration was performed and excision of necrotic tissues and reconstruction of the wall bladder with a well recovery.