Definition: A large vessel supplying the whole length of the small intestine except the superior part of the duodenum. It also supplies the cecum and the ascending part of the colon and about half the transverse part of the colon. It arises from the anterior surface of the aorta below the celiac artery at the level of the first lumbar vertebra.
disease is usually MESENTERIC VASCULAR OCCLUSION but coord IM with MESENTERIC ARTERY, SUPERIOR (NIM); embolism or thrombosis: coord NIM with MESENTERIC VASCULAR OCCLUSION (IM) + EMBOLISM or THROMBOSIS (IM); duodenal compression by this artery
See AlsoSuperior Mesenteric Artery Syndrome
Other names Superior Mesenteric Artery; Superior Mesenteric Arteries; Mesenteric Arteries, Superior; Artery, Superior Mesenteric; Arteries, Superior Mesenteric