All of the following conditions are associated with pneumobilia except: (A) Sphincterotomy, (B) Rupture of hydatid cyst, (C) Mirriz's syndrome, (D) Gallstone ileus
Answer is B. Causes of pneumobilia Previous surgery (papillotomy, choledochojejunostomy, ERCP with sphincterectomy) Gallstone ileus Emphysematous cholecystitis Choledochoduodenal or cholecystocolic fistula Tracheobiliary fistula Suppurative cholangitis Mirriz's syndrome (Due to cholecystoenteric fistula) Ref: Sabiston 20th edition Pgno :1570