Risk factors for bleeding from gastrointestinal angiodysplasia: a case-control study in patients with bleeding and non-bleeding angiodysplasia

摘要

Objectives Angiodysplasia (AD) is a common source of gastrointestinal bleeding. Yet, little is known about factors forwarding bleeding in these vascular malformations. The presented study aims to determine risk factors for bleeding that occurs only in patients with symptomatic, but not with asymptomatic, AD.