毛细支气管炎是婴幼儿常见的下呼吸道感染性疾病,以咳嗽、喘憋为主要临床表现,肺部有喘鸣音和(或)湿啰音。重者可导致呼吸衰竭、心力衰竭甚至危及生命。多由病毒感染引起,没有特效治疗手段,临床以抗病毒及对症治疗为主。干扰素因其具有抗病毒作用及具有免疫调节功能,能有效治疗病毒感染性疾病~([1])。笔者对2015年1月至2016年12月景德镇市妇幼保健院收治的毛细支气管炎婴幼患儿使用重 Bronchiolitis is a common lower respiratory infection in infants and young children with cough, wheezing as the main clinical manifestations of lung wheezing and / or wet rales. Severe cases can lead to respiratory failure, heart failure and even life-threatening. More than caused by a virus infection, there is no effective treatment, clinical anti-virus and symptomatic treatment based. Because of its antiviral activity and immunomodulatory effects, interferon can effectively treat viral infectious diseases ([1]). The author of January 2015 to December 2016 Jingdezhen Maternal and Child Health Hospital bronchitis treated infants and young children to use heavy