门静脉高压症患者行脾切除、贲门周围血管离断（门奇断流）术后，部分仍可出现上消化道隐匿性或突发大量出血。１９８７～１９９７年，我院对２４２例门静脉高压症患者行门奇断流术，术后３４例因上消化道再出血入院。现结合临床资料对其再出血的原因分析如下。１临床资料... Portal hypertension patients underwent splenectomy, cardiac cardiac vascular disconnection (door odd flow) surgery, some still appear in the upper gastrointestinal occult or sudden massive bleeding. From 1987 to 1997, 242 cases of portal hypertension in our hospital underwent door-to-door dilation, and 34 cases were admitted to the hospital after re-bleeding due to upper gastrointestinal tract. Now combined with clinical data on the causes of rebleeding is as follows. 1 clinical data ...