我院遇到一例原发性肺平滑肌肉瘤(leiomyosarcoma)报告如下:病历摘要:男,53岁,因间断咳嗽、咳痰,伴少量咯血5个月,于1981年8月7日入院。在院外曾多次给予消炎治疗,无效。胸片示右肺中下野近肺门处,有5×8厘米大小之肿块阴影,边缘呈毛刺状。断层片示右下叶支气管口阻塞,中叶不张,中叶气管开口显示不清,拟诊为右中心型肺癌。 A case of primary leiomyosarcoma was reported in our hospital as follows: Medical record summary: Male, 53 years old, admitted to hospital on August 7, 1981 for intermittent cough, sputum, and a small amount of hemoptysis for 5 months. Outside the hospital had given anti-inflammatory treatment many times and was invalid. The chest radiograph shows the right lung mid-low field near the hilum, with a 5×8 cm size shadow of the mass with a burr-like margin. The tomogram showed that the bronchus of the right lower lobe was obstructed, the middle lobe was atelectasis, and the trachea opening in the middle lobe was unclear. The right center lung cancer was diagnosed.