Abstract: Objective To detect the effect of the operative and non-operative therapy on acute mesenteric venous thrombosis (AMVT).Methods The documents of 18 AMVT patients from Jan 1990 to May 2006 were reviewed retrospectively.Results In 18 patients, 12 cases with intestinal necrosis received operation, among them, 2 cases received the operation only and 10 cases added with anti-coagulation therapy further. The rest 6 patients received non-operative therapy. All of 18 patients recovered well.Conclusion Non-operative therapy is safe and effective for the patients without intestinal necrosis. Post-operative anti-coagulation therapy is very important for the patients received the operative therapy.

Key words: acute mesenteric venous thrombosis, operative therapy, non-operative therapy