Most common site of gall stone impaction in Cholecysto Intestinal fistula is: (A) DJ junction, (B) Proximal to ileo-cecal junction, (C) Distal to ileo-cecal junction, (D) Colon
Answer is B. Ans. (b) Proximal to ileo cecal junctionRef: Sabiston 20th edition Page 1506Gallstone ileus:* MC site of obstruction is terminal ileum* Intermittent obstruction is seen* Pneumobilia is seen* 10% have multiple stones in small intestine