Cisplatin and thymopentin were injected into thoracic cavity in trial group patients after all pleural fluid released out, but only cisplatin was injected in control group.

• 观察组患者放尽胸水后经胸腔内注入顺铂加胸腺五肽进行治疗，对照组患者放尽胸水后经胸腔内注入顺铂进行治疗。