Fig. 1From: Two-time perforation of the ileal J-pouch 6 and 18 years after restorative proctocolectomy and ileal pouch–anal anastomosis for familial adenomatous polyposis: a case reportFindings upon initial perforation. a Computed tomography. CT revealed free air and fluid collection around the blind end of the J-pouch (arrow), and perforation of the digestive tract was suspected. b Gastrointestinal gastrographic findings during surgery. Gastrointestinal gastrography revealed an anastomotic stricture. This appeared to cause an increase in the intraluminal pressure in the J-pouch. c, d Excised specimen findings. Gross appearance of the excised specimen. A 2-mm perforation was observed at the top of the blind end of the J-pouch. Inflammatory findings were observed on the serous surface (c). No ulcers were observed on the mucosal surface (d)Back to article page