Rigler's triad is a feature of: (A) Post laparotomy obstruction, (B) Gall stone Ileus, (C) Carcinoma Head of Pancreas, (D) Barotrauma
Answer is B. Ans. (b) Gall stone IleusRef: Sabiston 20th edition page 1506Rigler's Triad is seen in gall stone ileus:* Tumbling obstruction of small intestine* Pneumobilia* Cholecysto Enteric fistulaMost common in old ageObstruction most common in terminal ileum