Objective To investigate the surgical treatment and outcome of left colon cancer with acute intestinal obstruction. Methods Thirty five patients with left colorectal cancer complicated with acute intestinal obstruction were enrolled in this study. All patients underwent intra-operative lavage and then one-stage anastomosis. Results All patients had a smooth operation procedure,no cases of perioperative death,anastomotic leakage in one case(2.9%),and were discharged after treatment with smooth drainage,rinse...