obstetric fistula

obstetric fistula, abnormal duct or passageway that forms between the vagina and a nearby organ. This type of fistula most often forms either between the bladder and the vagina (vesicovaginal fistula) or between the rectum and the vagina (rectovaginal fistula). Obstetric fistulas frequently occur as a result of complications that arise during childbirth and that cause a prolonged decrease in blood supply to the vagina and bladder or rectum. This typically occurs when an obstruction...