支气管哮喘(简称哮喘)是由多种炎性细胞参与的气道慢性炎症。这种炎症使易感者对各种刺激因子产生气道高反应性,并可引起可逆性的广泛气道狭窄及气流受阻,表现为反复发作的喘息、呼吸困难、胸闷或咳嗽等症状,多数患者常可自行缓解或经治疗缓解。近年来,哮喘病的控制在全球和中 Bronchial asthma (referred to as asthma) is a chronic inflammation of the airways involved in a variety of inflammatory cells. This inflammation makes susceptible to various stimuli of airway hyperresponsiveness and can cause reversible extensive airway stenosis and airflow obstruction, manifested as recurrent wheezing, dyspnea, chest tightness or cough and other symptoms, the majority Patients often relieve themselves or by treatment. In recent years, the control of asthma in the world and in