These patients of COPD usually have chronic cough, sputum production, air hunger or dyspnea, asthma and chest distress.
临床上多表现为慢性咳嗽、咳痰、气短或呼吸困难、喘息和胸闷。
Objective To explore the relationship between unexplained chest distress and(or)chest pain in children and head-up tilt test(HUTT).
目的探讨儿童不明原因胸闷和（或）胸痛与直立倾斜试验（HUTT）的关系。
On the other hand, loose stools and the stoppage of fu-qi may affect the descent of lung-qi, giving rise to asthmatic cough and chest distress.
另一方面，便溏和腑气郁滞可以影响肺气的肃降造成喘咳和胸闷。
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