Voiding cysto urethrogram when viewed laterally, helps to diagnose all of following except: (A) Vesicovaginal fistula, (B) Ureterovaginal fistula, (C) Urethro vaginal fistula, (D) Urethral diverticulum
Answer is B. Intra - venous pyelography is used to diagnose uretero vaginal fistula.