Gastrointestinal Tract Arteriovenous Malformation

**Semantic type:** Disease or Syndrome

**Definition:** A benign vascular lesion characterized by the presence of a complex network of communicating arterial and venous vascular structures in the gastrointestinal tract.

**Synonyms:** - Gastrointestinal Tract AVM - Gastrointestinal Tract AVM/H - Gastrointestinal Tract Arteriovenous Malformation/Hemangioma