恶性胸腔积液是恶性肿瘤的常见并发症 ,常因积液量多 ,生长迅速 ,造成病人严重呼吸困难 ,短期内全身情况急剧恶化。中心静脉导管持续引流治疗恶性胸腔积液已较广泛的应用于临床 ,但亦存在引流不尽 ,导管易阻塞等问题 ,本文就应用中的经验体会报道如下。1　资料和方法1 .1　临床 Malignant pleural effusion is a common complication of malignant tumors, often due to fluid volume, rapid growth, causing severe respiratory problems in patients with the rapid deterioration of the general condition in the short term. Continuous drainage of central venous catheters in the treatment of malignant pleural effusion has been more widely used in clinical practice, but there are also draining, catheter obstruction and other issues, this article on the experience of experience reported below. 1 Materials and Methods 1.1 Clinical