case_images: PMC11798651_01
case_images: Cholecystoduodenal fistula (blue arrow) and obstruction causing gastric distention
case_images: cureus-0017-00000077032-i01.jpg
case_images: PMC11798651_01_cureus-0017-00000077032-i01.jpg
case_images: FIG1
case_images: The remainder of the small bowel and colon were normal (Figures 1-2).
case_images: Biliary air in patient with gastric outlet obstruction due to a gallstone
case_images: cureus-0017-00000077032-i02.jpg
case_images: PMC11798651_01_cureus-0017-00000077032-i02.jpg
case_images: FIG2
case_images: The remainder of the small bowel and colon were normal (Figures 1-2).
case_images: Gallstone on EGD. EGD - esophagogastroduodenoscopy
case_images: cureus-0017-00000077032-i03.jpg
case_images: PMC11798651_01_cureus-0017-00000077032-i03.jpg
case_images: FIG3
case_images: A gallstone was identified as having eroded from the gallbladder into the duodenal bulb (Figure 3).