Massive bleeding from duodenal diverticulum.

Duodenal diverticula are commonly located in the second part of the duodenum and are usually asymptomatic. We report a 45-year-old man with massive bleeding from a duodenal diverticulum located beyond the second part of the duodenum. The diverticulum was excised, and the patient. has remained asymptomatic over the next 12 months.