drains drains tributary of tributary of large intestine inferior mesenteric vein http://upload.wikimedia.org/wikipedia/commons/3/33/Gray591.png https://ccf-ontology.hubmapconsortium.org/objects/v1.2/VH_M_Blood_Vasculature.glb uberon Wikipedia:Inferior_mesenteric_vein SCTID:281055007 A blood vessel that drains blood from the large intestine that usually terminates when reaching the splenic vein, which goes on to form the portal vein with the superior mesenteric vein (SMV). Anatomical variations include the IMV draining into the confluence of the SMV and splenic vein and the IMV draining in the SMV. The IMV lies to the right of the similarly name artery, the inferior mesenteric artery, which originates from the abdominal aorta. [WP,unvetted]. EHDAA2:0000819 EHDAA:8712 FMA:15391 UMLS:C0226754 NCIT:C32782 MA:0002178 BTO:0002782 UBERON:0001215 VHOG:0001118 EMAPA:18642 splenic vein mesenteric vein