患者女,56岁,脓血便3个月,胸膝位指诊距齿状线上7 cm于11-3点处可及菜花状肿块,指套有染血;行结肠镜检查示直肠癌,病理示中分化腺癌。在全麻下行腹腔镜直肠癌根治术,术中发现肿瘤位于腹膜返折处,浸润达浆膜层;随沿乙状结肠左侧腹膜膜仔细分离粘连,侧腹膜粘连较重,仔细 Female patient, 56 years old, purulent blood 3 months, chest and knee digits fingerprints from the dentate line 7 cm at 11-3 points can be cauliflower-like mass, refers to sets of blood stained; colonoscopy showed colon cancer, Pathology showed differentiation of adenocarcinoma. Under general anesthesia underwent laparoscopic radical resection of rectal cancer, surgery was found in the peritoneal recumbent fold, infiltration of the serosa; along the left peritoneal sigmoid colon along with careful separation of adhesions, the peritoneal adhesions heavier, carefully