恶性肿瘤侵及或转移到胸膜引起的恶性胸水,处理较为困难。我院从1985年11月—1987年5月用四环素胸腔内注入治疗恶性胸水12例取得较满意疗效。现报告如下: 一、临床资料 本组12例,男7例,女5例,平均年龄52(24～80)岁。支气管肺癌并胸膜转移11例,成骨肉瘤伴肺胸膜转移1例。其中左侧7例。右侧5例。血性胸水6例,占50％。12例中6例在胸水中找到瘤细胞。9例获得病理组织学诊断,其中腺癌7例,鳞 Malignant tumors that invade or metastasize to the pleura caused by malignant pleural effusions are more difficult to treat. In our hospital from November 1985 to May 1987 with tetracycline intrapleural injection of malignant pleural effusion in 12 cases achieved satisfactory results. The report is as follows: First, the clinical data of this group of 12 cases, 7 males and 5 females, the average age of 52 (24 to 80) years old. There were 11 cases of lung cancer with pleural metastasis, and 1 case of osteosarcoma with pulmonary pleural metastasis. There are 7 cases on the left side. Right side 5 cases. Bloody pleural effusion in 6 cases, accounting for 50%. 6 out of 12 cases found tumor cells in the pleural effusion. 9 cases obtained histopathological diagnosis, including 7 cases of adenocarcinoma, scales