A Case of Arteriovenous Malformation of the Colon / 대한소화기내시경학회지

ABSTRACT

Arteriovenous malformations occur predominantly in the cecum and ascending colon and is not associated with vascular lesions of the skin, central nerveous system. or lung Arteriovenous malformations involving gastrointastinal tract is often to be found to be cause of the recurrent painless bleeding without specific past history and family history and usually diagnosed by selective mesenteric arteriography or colonoscopy, But because of small size of the lesion and local occurence, diagnosis of the arteriovenous malformation is very difficult. Authors exprienced a case of arteriovenous maltormation in the colon. The patient had a history of repeated gastrointestinal bleeding, and were diagnosed by colonoscopy and were treated with colonoscopic resection.