Rigler's triad is a feature of
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
Post laparotomy obstruction
Gall stone Ileus
Carcinoma Head of Pancreas
Barotrauma
Gall Bladder & Bile Ducts