支气管哮喘(简称哮喘)是由于多种细胞(如嗜酸性粒细胞、肥大细胞)和细胞组分参与的气道慢性炎症性疾病,通常情况下是指敏感个体在接触到过敏源后,产生非特异性的炎症,导致气道的反应性增高,引起症状,是一种可自然或经治疗后缓解的广泛的可逆性气道阻塞性疾病。哮喘的发病率世界各国差异较大,为1％-13％不等,我国的发病率为 Bronchial asthma (referred to as asthma) is a chronic inflammatory disease of the airways involved in a variety of cells (such as eosinophils, mast cells) and cellular components, usually refers to sensitive individuals after exposure to allergens, resulting in non-special Heterosexual inflammation, leading to increased reactivity of the airways, causing symptoms, is a natural or after treatment can be a wide range of reversible airway obstruction disease. The incidence of asthma in the world vary widely, ranging from 1% -13%, the incidence of our country is