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目的 研究胃原发性恶性淋巴瘤的临床、胃双重造影及 CT表现。方法 13例经临床及病理确诊本病，且符合 Dowson等诊断标准。结果 临床以上腹部不适、食欲下降、腹部包块表现为主，胃双重造影常见腔内充盈缺损及溃疡， CT平扫可见胃腔内外软组织肿块、胃壁不规则增厚及胃双重造影表现缺乏特征性， CT不仅能显示胃腔内外病变，增强后有中度均匀性强化。结论本病的临床及胃双重造影表现缺乏特征性， CT不仅能显示胃腔内外病变，且可观察邻近脏器及淋巴结的转移，对诊断帮助较大。
Objective To study the clinical and gastric double contrast and CT findings of gastric primary malignant lymphoma. Methods Thirteen cases were diagnosed clinically and pathologically and met the diagnostic criteria of Dowson et al. Results The above clinical symptoms of abdominal discomfort, appetite decreased, abdominal masses were the main manifestations of gastric double contrast common filling defects and ulcers, CT scan visible soft tissue mass inside and outside the gastric cavity, irregular gastric thickening and gastric double contrast showed lack of features , CT can not only show the lesions inside and outside the stomach, increased enhanced moderate homogeneity. Conclusions The clinical manifestations of this disease and the lack of characteristic of gastric double contrast imaging, CT can not only show lesions inside and outside the stomach, and can observe the transfer of adjacent organs and lymph nodes, the diagnosis of greater help.