本文报道肺原发肿瘤866例中经手术与病理证实为良性肿瘤的有62例,占7.2％.其中以肺腺瘤、错构瘤和炎性假瘤最多,占82.3％。半数患者无症状,有症状者以咯血、咳嗽和轻度胸痛为多见.肿瘤位于肺实质的约占2/3。手术多采用肺叶切除,无手术死亡。经6月～20年随访,无复发和转移。另对良性肿瘤的组织发生、诊断和鉴别诊断、治疗等问题进行了讨论. This article reported 866 cases of primary lung cancer in 286 cases confirmed by surgery and pathology were benign tumors, accounting for 7.2%, of which lung adenoma, hamartoma and inflammatory pseudotumor up to account for 82.3%. Half of the patients were asymptomatic, and those with symptoms were more common with hemoptysis, cough, and mild chest pain. The tumor was located in about 2/3 of the lung parenchyma. Most of the operations used lobectomy and no operative death. Follow-up from June to 20 years, no recurrence and metastasis. In addition, the occurrence, diagnosis, differential diagnosis and treatment of benign tumors were discussed.