导致支气管扩张的原因有哪些 高红梅 中国人民解放军总医院(301医院) 导致支气管扩张的原因有两点：1、反复的呼吸道感染。2、先天性的原因，如：肺发育结构有问题或者小时候得过严重气管炎、支气管炎、百日咳、肺部感染，当时治疗不及时、不彻底就可能引起肺结构病变，然后在成长过程中经常呼吸道感染导致支气管扩张。 What are the causes of bronchiectasis There are two reasons for bronchiectasis: 1. Recurrent respiratory tract infection. 2. Congenital causes, For example, there is a problem with the structure of lung development, or when I was a child, I had severe tracheitis, bronchitis, pertussis, and lung infection, At that time, if the treatment is not timely and thorough, it may cause lung structural lesions, Then in the process of growing up, respiratory tract infection often leads to bronchiectasis.