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目的：分析肠道恶性淋巴瘤误诊原因。方法：对我院１９７９～１９９７年手术切除２０例肠道恶性淋巴瘤的临床病理资料进行分析。结果：２０例肠道恶性淋巴瘤术前误诊率为７０％（１４／２０）。结论：提高对肠恶性淋巴瘤认识，动态观察相关病变，联合应用纤维结肠镜及Ｘ线双重对比造影有助于降低其误诊率。
Objective: To analyze the misdiagnosis reasons of intestinal lymphoma. Methods: The clinical and pathological data of 20 patients with malignant lymphoma of the intestine from 1979 to 1997 in our hospital were analyzed. Results: The preoperative misdiagnosis rate of 20 cases of intestinal lymphoma was 70% (14/20). Conclusion: To improve the understanding of intestinal malignant lymphoma and observe the relevant lesions dynamically, combined use of colonoscopy and X-ray double contrast angiography can help reduce the misdiagnosis rate.