title: Preduodenal portal vein.
mesh_terms: D002763:Cholecystectomy; D002764:Cholecystitis / Q000175:diagnosis; D004386:Duodenum; D006801:Humans; D007565:Jaundice; D008297:Male; D008875:Middle Aged; D011169:Portal Vein / Q000002:abnormalities* / Q000196:embryology