报道胰腺前及肝蒂前位门静脉一例:男尸,年龄约40岁,身高174cm,脾脏肿大。一、在胰头前方,肠系膜上静脉与脾静脉汇合而成门静脉(附图),在距汇合处1.5cm处肠系膜下静脉注入肠系膜上静脉。门静脉起端、脾静脉及肠系膜上、下静脉末部外径分别为21.5mm、10.6mm、18.5mm、7.5mm。门静脉起始后经十二指肠上部后方上行入肝十二 Anterior and posterior pancreatic portal vein were reported as one example: male corpse, about 40 years old, height 174cm, enlarged spleen. First, in front of the head of the pancreas, superior mesenteric vein and splenic vein merged into a portal vein (with photos), 1.5cm from the confluence of the superior mesenteric vein into the superior mesenteric vein. The beginning of the portal vein, the splenic vein and the superior mesenteric vein, the distal diameter of the lower vein were 21.5mm, 10.6mm, 18.5mm, 7.5mm. Portal vein after the beginning of the upper duodenum up into the liver twelve