Donghyoun Lee

Undetected Gastric Angiodysplastic Lesion Causing Obscure Gastrointestinal Bleeding

Obscure gastrointestinal bleeding (OGIB) has traditionally been defined to as bleeding originating from the small intestine that is beyond the reach of esophagogastroduodenoscopy and colonoscopy. However, gastric lesions associated with chronic intermittent bleeding may be undete...