Two Cases of Bleeding Angiodysplasias Within Duodenal Diverticulum.

Although duodenal diverticula are relatively common, the bleeding complications from duodenal diverticula are exceedingly rare. We report 2 cases of obscure upper gastrointestinal bleeding secondary to angiodysplasias within a duodenal diverticula. These cases highlight the importance of considering duodenal diverticular angiodysplasias as a clinically significant etiology for upper gastrointestinal bleeding.