Lower gastrointestinal bleeding from ileostomy takedown site 2 years after operation.

This case involves a 31-year-old man who presented with lower gastrointestinal bleeding from a perianastomotic ulcer 2 years after surgery. This report reviews the literature and suggests that perianastomotic ulcers may be underrecognized as delayed complications of side-to-side small bowel anastomosis. This report also demonstrates the value of push enteroscopy via the rectum in making the diagnosis.