Lung disease in never-smokers with severe α1-antitrypsin deficiency : the EARCO Registry
Background Although the role of smoking as a risk factor for emphysema in α1-antitrypsin deficiency (AATD) is well known, never-smokers with severe AATD may also develop lung disease, ranging from mild asymptomatic disease to severe emphysema. Methods We performed a cross-sectional and observational study to analyse the characteristics of the population of never-smoker severe AATD (genotype) indiv
