Objective: Evaluate risk factors that concern to the indication (emergency operation or not), and in non-operative treatment in liver trauma (conversion to operation or complication). Material and method: 346 cases of liver trauma were treated in Viet Duc hospital (2007-2009), of which 292 patients were treated nonoperatively (Complication: 13, conversion to operation: 19), the 54 remains were operated emergency. Prospective clinical intervention study, comparision between groups of patients. Results: The rate that has to be emergency operated due to hemorrhage with grade I, II of hemorrage is 0 percent, grade III 40 percent, grade IV 100 percent
good response to resuscitation is 0 percent, temporary response 26.7 percent, unresponse 100 percent. Conclusion: hemodynamic stability is the most important factor in treatment strategy, status of abdominal, blood volume infusion, blood loss intra-abdominal, grade and location of liver trauma are factors that influence to the indication and the result of non-operative treatment.