Objective To analyze the ultrasonographic characteristics of 108 patients with Blunt Abdominal Injury and to investigate the value of using ultrasonography.Methods Ultrasonography was analyzed in 108 cases of blunt abdominal injury by operation.Results The detected ratio of visceral rupture bleeding was 100%(108/108) the coincidence rate of localization was 84.26%(91/108).Conclusion Ultrasonography is of higher,accuracy and reliability in diagnosis of Blunt Abdominal Injury,which may be a first choice,simple and effective diagnostic for Blunt Abdominal injury.