Bronchial Asthma (Asthma) 支气管
I. Epidemiology 流行病学 A very common disease 哮喘为常见病 USA 5% 美国 5% China 0.5% - 1.0% 中国0.5% - 1.0% Prevalence is increa
II. Definition 定义 Asthma is a chronic inflammatory disorder of the airways in which many cells and cellular elements play a role. The chronic inflammation causes an associated airway hyperresponsiveness that leads to recurrent episodes of wheezing, breathlessness, chest tightness, and coughing, particularly at night or in the earl ...


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