[Chinese national guideline on diagnosis and management of cough(2021)].

Advances have been made in the diagnosis, management and pathogenesis of chronic cough in recent years. To better present the current progress achieved both in China and abroad, the Asthma Group of Chinese Thoracic Society organized experts from various disciplines, including respiratory medicine, gastroenterology, reflux surgery, otorhinolaryngology, pediatrics and traditional Chinese medicine, to update the Chinese national guideline on diagnosis and management of cough(2015). In this new version of guideline, previous evidence quality and recommendation strength were re-evaluated and updated, meanwhile some new recommendations were added, and certain previous recommendations were deleted. In general, the basic structure of the latest version remained the same as the previous version, which includes definitions, epidemiology and pathogenesis of chronic cough, investigations, evaluations of chronic cough, diagnosis and management of acute cough, subacute cough and chronic cough, and empirical and symptomatic treatment of chronic cough, etc.近年来，咳嗽的诊断、治疗与发病机制研究取得了许多新的进展。为及时反映国内外相关研究结果，中华医学会呼吸病学分会哮喘学组组织了呼吸内科、消化内科、反流外科、耳鼻咽喉科、儿科、中医科等多个学科的专家，对中国《咳嗽的诊断与治疗指南（2015）》重新进行了修订。对原有的证据等级、推荐强度进行了审核与更新，新增、删除了部分推荐意见。指南的基本结构保持不变，主要内容包括咳嗽的定义、流行病学与发病机制，咳嗽的诊断、评估与检查，急性、亚急性、慢性咳嗽的诊断与治疗，咳嗽的经验性治疗与对症治疗等。.