[Blind-ending bifid ureter: 3 case reports].

Blind-ending bifid ureter is one of the most rare anomalies of the upper urinary tract. Three cases of blind-ending bifid ureter are reported. Case 1: A 53-year-old man was admitted with right lumbal colic pain. Kidney-ureter-bladder X-ray revealed the right ureteral stone and drip intravenous pyelography (DIP) revealed the left blind-ending bifid ureter. Case 2: A 61-year-old woman admitted with the complaint of asymptomatic microhematuria. DIP revealed extension of the right middle ureter and the left incomplete duplication of ureter. Retrograde pyelography revealed the right blind-ending bifid ureter. Case 3: A 57-year-old woman was admitted with asymptomatic microhematuria. DIP revealed the left blind-ending bifid ureter. We collected 68 cases of blind-ending bifid ureter reported in Japan including our own according to the definition of Culp.