Cough-variant asthma is somewhat difficult to diagnose because the cough may be the only symptom, and cough itself may appear to be bronchitis or cough associated with postnasal drip.
2
咳嗽变异性哮喘属于哮喘的一种，其主要症状是干咳。
Cough-variant asthma is a type of asthma in which the main symptom is a dry, non-productive cough.
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