Vascular Ectasia,Antral

《英文msh詞典》Vascular Ectasia,Antral
[入口詞] Vascular Ectasia,Antral
[主題詞] Gastric Antral Vascular Ectasia
[英文釋義] A capillary ectasia of the gastric antrum mucosa characterized by thickened,red vascular folds radiating longitudinally from the pylorus to the antrum and resembling,upon endoscopic examination,the stripes on the skin of a ripened watermelon. Histological characteristics include dilated mucosal capillaries,focal thrombosis,and fibromuscular hypertrophy of the lamina propria. It is a cause of chronic upper gastrointestinal bleeding.