Choledochoduodenal fistula complicating duodenal ulcer disease (a report of 3 cases).

Choledochoduodenal fistula complicating duodenal ulcer disease is a rare occurrence. The present paper describes 3 such cases which were incidentally picked up on upper gastro-intestinal (GI) radiographic study and endoscopy done for ulcer like symptoms. The relevant literature is reviewed.