目的　探讨糖尿病 (DM)病人胃肠道异常的 X线表现及临床价值。方法　全消化道钡餐检查 DM病人 6 6例 ,健康人 30例 ,非 DM性慢性腹泻病人 30例。结果　 DM性胃肠道异常 X线表现主要为非特异性功能性改变 ,阳性检出率 83.3% ;小肠的扩张或 /和弛张改变具有相对特征性意义。结论　本方法可做为对 DM性植物神经病变的间接、简便临床检查手段 Objective To investigate the X-ray findings and clinical value of gastrointestinal abnormalities in patients with diabetes mellitus (DM). Methods Total digestive tract barium meal examination of 6 6 DM patients, 30 healthy people, non-DM chronic diarrhea patients 30 cases. Results The abnormal X-ray manifestations of DM gastrointestinal tract were mainly nonspecific functional changes, the positive detection rate was 83.3%. The change of small intestine’s dilatation and / or relaxation had relative characteristic significance. Conclusion This method can be used as an indirect and simple clinical examination of DM with autonomic neuropathy