Pneumothorax Risk Factors in Smokers with and without Chronic Obstructive Pulmonary Disease

The demographic, physiological, and computed tomography (CT) features associated with pneumothorax in smokers with and without chronic obstructive pulmonary disease (COPD) are not clearly defined.We evaluated the hypothesis that pneumothorax in smokers is associated with male sex, tall and thin stature, airflow obstruction, and increased total and subpleural emphysema.The study included smokers with and without COPD from the COPDGene Study, with...