The most common cause of vesicovaginal fistula(VVF) in under-developed countries would be:: (A) Obstetrical injury, (B) Pelvic irradiation, (C) Carcinoma, (D) Haemorrhoidectomy
Answer is A. Causes of vesico vaginal fistula: Gynaecological Surgery: Most common cause in developed countries Obstetric injury/ Obstructed labour (leading to tissue necrosis): Most common cause in developing countries Radiation Malignancy Foreign bodies: forgotten pessaries Direct trauma Infective: TB, schistosomiasis, syphilis, LGV Endometriosis, perforating bladder calculi