哮喘是一种常见且多发的慢性呼吸道疾病,也是一种严重危害人类健康的疾病。有关资料显示,近20年来,哮喘在全世界的发病率不断上升,目前全球至少有3亿以上哮喘患者,仅我国就有近3000万。哮喘已成为仅次于癌症的世界第2大致死和致残疾病。在2014年最新推出的全球哮喘防治创议(GINA)指南中,再次强调只有做好哮喘的当前控制,才能有效预防远期风险,即常规采用维持和缓解的药物,控制好当下的哮 Asthma is a common and frequent chronic respiratory disease, but also a serious human health hazard. Relevant data show that in the past 20 years, the incidence of asthma in the world has been on the rise. At present, there are at least 300 million asthma patients in the world and nearly 30 million in China alone. Asthma has become the second leading cause of death and disability in the world after cancer. In the 2014 GINA guide, the latest global guide to asthma prevention and treatment (GINA), it is emphasized once again that the current control of asthma alone can effectively prevent long-term risks, that is, the conventional use of maintenance and remission drugs to control the current asthma