本文总结了经ＣＴ与胃肠钡餐检查相对照并经手术及病理证实的小肠平滑肌肉瘤１８例，分析其ＣＴ与胃肠钡餐检查征象。作者认为ＣＴ检查对腹部肿块的诊断有很多的优点，但胃肠钡餐检查仍不失它的重要地位，ＣＴ检查不能完全代替传统的胃肠钡餐检查，两者相互结合诊断小肠平滑肌肉瘤，有助于提高诊断准确率。 This article summarizes the CT and gastrointestinal barium meal examination and confirmed by surgery and pathology in 18 cases of intestinal leiomyosarcoma, analysis of CT and gastrointestinal barium meal examination signs. The authors believe that the CT examination of the diagnosis of abdominal mass has many advantages, but the gastrointestinal barium meal examination still does not lose its important position, CT examination can not completely replace the traditional gastrointestinal barium meal examination, the two combined with the diagnosis of intestinal leiomyosarcoma helpful To improve the diagnostic accuracy.