Article
The association between small airway obstruction and emphysema phenotypes in COPD.
Chest - 1 May 2007
Kim Won-Dong, Ling Sean H, Coxson Harvey O, English John C, Yee John, Levy Robert D, Paré Peter D, Hogg James C
Abstract excerpt
BACKGROUND: Airflow limitation in COPD is due to a variable combination of small airway obstruction and centrilobular emphysema (CLE) and/or panlobular emphysema (PLE), but the relationship between these three different phenotypes is poorly understood. This study compares the severity of small airway obstruction in both forms of emphysema and determines its relationship with FEV(1). METHODS: We compared the lung...
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