目的　探讨原发性阑尾恶性肿瘤早期诊断、早期治疗的方法和疗效。方法　对经病理证实的30例阑尾恶性肿瘤进行分析。结果　阑尾类癌 16例 ,腺癌 10例 ,粘液性囊腺癌 4例 ,均经手术治疗。术前无一例获正确诊断。结论　阑尾肿瘤与阑尾炎关系密切。术中仔细探查与病理检查结果对手术方式的选择有重要意义。 Objective To investigate the method and efficacy of early diagnosis and early treatment of primary appendiceal malignant tumor. Methods 30 cases of pathologically confirmed appendix malignant tumors were analyzed. Results 16 cases of appendix carcinoid, 10 cases of adenocarcinoma, 4 cases of mucinous cystadenocarcinoma, were surgically treated. None of the cases were correctly diagnosed before surgery. Conclusion appendix tumor is closely related with appendicitis. Intraoperative careful exploration and pathological findings on the choice of surgical procedures of great significance.