cluelessmedic: Gallstone Ileus stone erodes through the gallbladder in to the duodenum formation of

cluelessmedic:

Gallstone Ileus

• stone erodes through the gallbladder in to the duodenum
• formation of fistula leads to air in biliary tree (pneumobilia)
• stone obstructs bowel, usually in terminal ileum

1. Right iliac fossa calcification (gallstone) possibly lodged at the ileocaecal valve
2. Pneumobilia - see RUQ
3. Dilated loop of small bowel indicating small bowel obstruction