自发性气胸是哮喘急性发作的严重并发症,如不能及早发现和处理,可危及生命,病死率远较一般哮喘发作为高。1998～2004年,我们收集支气管哮喘并发自发性气胸26例,对其临床特点及发生机制进行分析。1临床资料1.1一般情况26例中,男19例,女7例;年龄20～77岁,平均46.3岁。40岁以上18 Spontaneous pneumothorax is a serious complication of acute exacerbation of asthma. If it can not be detected and treated as early as possible, it can be life-threatening. The mortality rate is far higher than the general asthma attack. From 1998 to 2004, we collected 26 cases of bronchial asthma complicated with spontaneous pneumothorax and analyzed its clinical features and mechanism. 1 Clinical data 1.1 General 26 cases, 19 males and 7 females; aged 20 to 77 years, mean 46.3 years old. 40 years old and above 18