哮喘是儿科呼吸道常见病、多发病,迁延难愈,病程较长。近年来,由于环境变化及饮食结构的改变,本病的发病率呈逐年上升趋势,且年龄趋向低龄儿。由于哮喘病因复杂,个体差异较大,症状有时不典型,不少患儿易被误治,从而延缓了疾病的恢复期,导致哮喘反复发作、迁延难愈,严重影响患儿身 Asthma is a common pediatric respiratory disease, frequently-occurring disease, persistent refractory, longer course. In recent years, due to changes in the environment and changes in diet, the incidence of this disease showed a rising trend year by year, and the age trend of younger children. Because of the complex causes of asthma, individual differences larger, sometimes atypical symptoms, many children are easily mistaken, thus postponing the recovery period of the disease, leading to recurrent asthma, persistent refractory, seriously affecting the children