直肠癌根治术中并发骶前静脉损伤出血是严重的并发症 ,除病变局部因素 ,如肿瘤浸润性粘连致局部解剖不清或因骨盆窄小 ,术者操作不慎盲目分离所引起。我科自 1990～1998年共收治直肠癌 84例 ,行直肠癌根治术 6 4例 ,术中因骶前静脉丛损伤破裂大出血 5例 (7.8% ) ,现报告如下。5 Rectal cancer complicated with presacral vein injury bleeding is a serious complication of complications, in addition to local factors, such as tumor-invasive adhesions caused by local anatomical unclear or due to pelvic narrow, caused by the blind operation of the surgeon careless separation. Our department from 1990 to 1998 were treated 84 cases of rectal cancer, radical resection of the colorectal cancer in 64 cases, intraoperative presacral venous plexus rupture bleeding in 5 cases (7.8%), are as follows. 5