对４２ 例老年人继发性气胸的临床资料与非老年人继发性气胸３３ 例及特发性气胸９７ 例作对比分析，结果显示：老年人继发性气胸的原发病以慢阻肺占首位（６１ ．９ ％ ） ，其次为肺结核（５９ ．２ ％ ） ，且存在两种或两种以上原发病，其中以慢阻肺合并肺结核最多（４０ ．５ ％ ） 。气胸类型以张力性居多（３８ ．１ ％ ） ，病情重、纵隔气肿及皮下气肿发生率高。治疗首选胸腔闭式引流术。 The clinical data of 42 elderly patients with secondary pneumothorax and 33 cases of non-elderly secondary pneumothorax and 97 cases of idiopathic pneumothorax for the comparative analysis showed that: the primary disease of the elderly secondary pneumothorax with chronic obstructive pulmonary (61.9%), followed by tuberculosis (59.2%), and there were two or more primary diseases, of which COPD combined with tuberculosis was the most (40.5%). Pneumothorax type to tension mostly (38.1%), severe illness, mediastinal emphysema and subcutaneous emphysema high incidence. Closed treatment of thoracic drainage preferred.