Vesical endometriosis 12 years after a cesarean section.

Invasion of the bladder is an unusual manifestation of endometriosis. We report a case of an isolated vesical endometrioma that developed 12 years after an uncomplicated cesarean section. The intraoperative findings were consistent with the possibility that infiltration of the detrusor muscle by endometrial tissues resulted from disruption of the uterine incision.