恶性胸腔积液是晚期恶性肿瘤患者的常见并发症。临床上,恶性肿瘤病人一旦出现胸腔积液,即意味着病变已有局部或周身扩散,失去了手术治愈的可能性。又因积液量往往较多,且发生迅速,常造成病人严重的呼吸困难、胸痛、胸闷等症状,短期内周身状况急剧恶化,往往未能采用任何有效的治 Malignant pleural effusion is a common complication of advanced malignant tumors. Clinically, malignant tumor patients once the pleural effusion, which means that the lesion has been partial or whole body proliferation, lost the possibility of surgical cure. Due to the volume of fluid is often more, and rapid, often causing severe respiratory problems, chest pain, chest tightness and other symptoms, the rapid deterioration of the status of the body in the short term, often failed to use any effective treatment