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严舒俊医师:您好!您的“如何判断支气管舒张试验阴性对支气管哮喘(简称哮喘)诊断的意义”来信提出了一个重要的临床问题。因为支气管舒张试验阳性是诊断哮喘、特别是不典型哮喘的重要依据,而部分哮喘患者的支气管舒张试验可以呈阴性。支气管舒张试验的原理是比较吸入迅速起效的
Yan Shujun Physician: Hello! Your “how to determine the bronchial diastolic test negative significance of the diagnosis of bronchial asthma (asthma),” the letter raised an important clinical issue. Because the positive bronchodilator test is an important basis for the diagnosis of asthma, especially atypical asthma, bronchial diastolic test in some patients with asthma can be negative. Bronchodilator test is the principle of rapid onset of inhalation