胸腔积液的病因达一百多种,而恶性胸水占18.7～33.3％。为了提高良恶性胸腔积液的鉴别诊断水平,探讨尽快确诊恶性胸腔积液(简称恶性胸液)的方法。 本文就我院1986～1990年间收治的、经组织学或/和细胞学确诊的恶性胸液111例进行临床及诊断分析。 1 临床资料 1.1 一般情况 111例中男性68例,女性43例;年 Etiology of pleural effusion up to a hundred kinds, and malignant pleural fluid accounted for 18.7 to 33.3%. In order to improve the differential diagnosis of benign and malignant pleural effusions, to explore the method of diagnosis of malignant pleural effusion (referred to as malignant pleural effusion) as soon as possible. In this paper, from 1986 to 1990 in our hospital, histological and / or cytological diagnosis of 111 cases of malignant pleural fluid clinical and diagnostic analysis. 1 Clinical data 1.1 General 111 cases of male 68 cases, 43 females;