黑龙江省结核病院自2000年4月至2007年4月共收治164例胸水患者,其中30例中青年癌性胸水被误诊为结核性胸水,抗结核未见好转后经胸水脱落细胞学检查得以确诊,现报告如下。1临床资料1.1一般资料本研究30例,男20例,女10例,均为中青年患者,其中30岁以下5例(表1),从发病到确诊1～6个 Heilongjiang Provincial Tuberculosis Hospital from April 2000 to April 2007 were treated 164 cases of pleural effusion, of which 30 cases of young and middle-aged patients with malignant pleural effusion were misdiagnosed as tuberculous pleural effusion, anti-tuberculosis did not improve after the pleural effusion cytology was confirmed The report is as follows. 1 Clinical data 1.1 General Information 30 cases of this study, 20 males and 10 females, all young patients, including 5 patients under the age of 30 (Table 1), from the onset to the diagnosis of 1 to 6