目的探讨胃窦癌的CT检查方法及表现。方法回顾性分析38例胃窦癌的CT检查资料,结合文献进行讨论。结果胃窦癌的CT表现为窦壁增厚,软组织肿块形成,窦腔狭窄,常合并有腔内溃疡,可累及十二指肠并侵犯胃周。结论CT检查能清楚显示胃窦癌病变的全貌以及病变与周围脏器的关系。 Objective To investigate the method and performance of CT examination of gastric cancer. Methods A retrospective analysis of 38 cases of gastric cancer CT examination data, combined with the literature to discuss. Results The CT findings of gastric antrum were thickened sinus wall, formation of soft tissue mass, stenosis of the sinus cavity, often accompanied with intraluminal ulceration, which could affect the duodenum and invade the stomach. Conclusion CT examination can clearly show the overall picture of gastric cancer lesions and the relationship between the lesions and the surrounding organs.