Article
Clinical characteristics of chronic bronchitic, emphysematous and ACOS phenotypes in COPD patients with frequent exacerbations.
International journal of chronic obstructive pulmonary disease - 1 Jan 2017
Cheng Yusheng, Tu Xiongwen, Pan Linlin, Lu Shuai, Xing Ming, Li Linlin, Chen Xingwu
Abstract excerpt
PURPOSE: Chronic bronchitis (CB), emphysematous (EM) and asthma-chronic obstructive pulmonary disease (COPD) overlap syndrome (ACOS) phenotypes in COPD are well recognized. This study aimed to investigate distinguishing characteristics of these phenotypes in COPD patients with frequent exacerbations (FE). PATIENTS AND METHODS: A retrospective study was carried out. COPD patients with acute exacerbations were...
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