Delayed perforation after endoscopic band ligation for colonic diverticular hemorrhage

Yoshinori Sato1, Hiroshi Yasuda2, Asako Fukuoka3

  • 1Division of Gastroenterology and Hepatology, Department of Internal Medicine, St Marianna University School of Medicine, Sugao Street 2-16-1, Miyamae-ku, Kanagawa, 216-8511, Japan. y2satou@marianna-u.ac.jp.

A 77-year-old woman presented with the chief complaint of large amounts of hematochezia. Contrast-enhanced computed tomography (CT) revealed extravasation of contrast medium from the diverticula in the sigmoid colon; therefore, upon diagnosis of sigmoid colonic diverticular hemorrhage, she was immediately admitted to our hospital. Emergency colonoscopy revealed active bleeding from the diverticula in the sigmoid colon; hemostasis was achieved with endoscopic band ligation (EBL). However, 4 days later, she suddenly developed severe abdominal pain while defecation, prompting the requirement for obtaining a CT scan, which revealed intraabdominal free air, and delayed perforation after EBL was diagnosed. Emergency surgery was immediately performed; the perforation site was closed with sutures. EBL is useful in achieving hemostasis for colonic diverticular hemorrhage; however, it carries the risk of serious complications, such as delayed perforation, which require surgery. Although EBL is useful to achieve hemostasis for diverticular hemorrhage in the colon, it is preferable to carefully judge its indication owing to the risk of serious complications.

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