癌性胸水是恶性肿瘤晚期常见并发症之一,尤以原发性肺癌多见。我科1995～1998年共收治肺癌120例,其中合并有癌性胸水20例,发生率167%。20例癌性胸水经抽液后注入ＤＤＰ+ＩＬ-2+地塞米松收到较为满意的治疗效果,报道如下。1　资料与方法11　临床资料　本组20例,男15例,女5例,年 Cancerous pleural effusion is one of the common complications of malignant tumors, especially primary lung cancer. In our department from 1995 to 1998, a total of 120 cases of lung cancer were treated, including 20 cases of cancerous pleural effusion, with an incidence rate of 167%. Twenty cases of cancerous pleural effusions were treated with DDP+IL-2+ dexamethasone after being pumped and received satisfactory results. 1 Materials and Methods 11 Clinical data 20 cases in this group, 15 males and 5 females, years