Abstract: Objective: To sum up the experience in treating post-operative intraabdominal hemorrhage in patients with serve liver trauma by surgery.Methods: A total of 18 cases of post-operative re-hemorrhage that had been first operated on for severe liver trauma from 1999 to 2008 in our hospital were analyzed retrospectively.Results: According to AAST Classification,all the cases had trauma of degree Ⅲ or above.The post-operative intraabdominal hemorrhage of the patients reached 800-1 700 ml,and all received re-operation.Of the 18 cases,14 were cured and 4 died.The mortality rate was 22.22%.Conclusions: Timely re-operation is effective for treatment of post-operative intraabdominal hemorrhage in patients with severe liver trauma.It is essential to select appropriate operation methods in accordance to the condition of the patients.