Canadian Medical Guide > Anatomy > Cardiovascular System > Blood Vessels > Arteries > Mesenteric Arteries > Mesenteric Artery, Superior Terms and Definitions

Mesenteric Artery, Superior

Medical 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.
Guide Notes:	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 = SUPERIOR M
Previously Indexed:	Mesenteric Arteries (1966-1992)

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