inferior mesenteric vein
Definition: a continuation of the superior rectal vein at the brim of the pelvis, ascending retroperitoneally to the left of the aorta and emptying into the splenic vein or into the superior mesenteric vein or less commonly in the angle between these veins.
Synonym(s): vena mesenterica inferiorTA
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Examples: glitazone, GI cocktail, etc.