Objective In order to recognize the high risk of acute abdomen caused by mesenteric vascular lesions and to improve the treatment.Method 8 cases have been followed and analyzed in clinic features,curative methods and effects.Results 6 patients were operated on and the diagnosis was confirmed pathologically.Most of patients suffered the acute abdominal,pain and signs were in the disorder.5 patients misdiagnosed, 1 diagnosed preoperatively, 2 cases with mesenteric vascular insufficiency were diagnosed by CT, celiac arteriography and cured with drugs,7 cured, 1 died.Conclusions Mesenteric vascular diseases are uncommon,accurate diagnosis should not rely on symptoms and signs which were nonspecific.Ultrasonography,CT were the sensitive examinations and benefitted to diagnosis.Early operation for the resection of bowel gangrene involving their mesentery,early application of anticoagulant therapy is essential to reduce the mortality and recurrence.