1990年 9月至 1998年 9月 ,我们采用胸腔灌洗疗法加引流治疗慢性脓胸 2 1例 ,效果显著 ,报告如下1　临床资料1.1　一般资料 :本组 2 1例 ,其中男性 16例 ,女性 5例 ,年龄 14～ 4 7岁。均为病史超过 6～ 8周以上的慢性脓胸 ,其中 17例于胸腔抽出的脓液培养出细菌生长 ,4例无菌生 September 1990 to September 1998, we use thoracic lavage plus drainage treatment of chronic empyema 21 cases, the effect is significant, the report is as follows 1 Clinical data 1.1 General information: 21 cases in this group, of which 16 males and females 5 cases, aged 14 ~ 47 years old. All of them were chronic empyemas with a history of more than 6 to 8 weeks. Among them, 17 cases developed pus in the pleural cavity for bacterial growth and 4 cases were sterile