目的探讨左半结肠癌致急性肠梗阻I期切除吻合术的可行性及临床疗效。方法回顾性分析2009年1月～2011年12月本院收治的41例左半结肠癌致急性肠梗阻的患者临床资料。结果 23例行I期切除吻合术,18例行Ⅱ期切除吻合术。两组患者均无吻合口漏的发生,无手术死亡病例。结论对于左半结肠癌所致急性肠梗阻诊治中,完善围术期及术中的处理,选择合适的病例,I期手术是安全可行的。 Objective To investigate the feasibility and clinical efficacy of phase I resection and anastomosis of acute intestinal obstruction caused by left colon cancer. Methods The clinical data of 41 patients with acute intestinal obstruction caused by left colon cancer admitted to our hospital from January 2009 to December 2011 were retrospectively analyzed. Results of 23 cases of I resection and anastomosis, 18 cases of line Ⅱ anastomosis. There was no anastomotic leakage in both groups, with no surgical deaths. Conclusion In the diagnosis and treatment of acute intestinal obstruction caused by left colon cancer, Perioperative and intraoperative management should be perfected. It is feasible and safe to choose the appropriate case.