Lobe-based Quantitative CT Assessment of Emphysema in a Retrospective Multi-center COPD Cohort: Correlations with Spirometric Parameters.
OBJECTIVE This study aimed to investigate the correlation between lobe-based Low Attenuation Area percentage (LAA%) and spirometric parameters in patients with Chronic Obstructive Pulmonary Disease (COPD), and to evaluate LAA% distribution patterns across different stages of COPD as defined by the Global Initiative for...