咳嗽之症.必因感冒而www.med126.com/zhicheng/成.盖皮毛者.肺之合也.先皮毛受邪气.邪气得从其合.则伤于肺.故令嗽也.乍暖脱衣.暴热遇风.汗出未干.www.med126.com遽尔戏水.致令伤风咳嗽.初得时面赤唇红.气粗发热.此是伤风.痰壅作嗽.嗽久.津液枯耗.肺经虚矣.肺为诸脏华盖.卧则开.坐则合.坐则稍宽.卧则气促.乃因攻肺下痰之过.名曰虚嗽.又当补脾土.而益肺气.运土入水.借土气以生金.则咳自愈.