Gastric Antral Vascular Ectasia

**Definition:** A distinct vascular lesion in the PYLORIC ANTRUM that is characterized by tortuous dilated blood vessels (ectasia) radiating outward from the PYLORUS. The vessel pattern resembles the stripes on the surface of a watermelon. This lesion causes both acute and chronic GASTROINTESTINAL HEMORRHAGE.

**Tree numbers:** - C06.405.748.280 - C14.907.075.280

**Synonyms:** - Antral Vascular Ectasia - Watermelon Stomach