Emphysema with little airway obstruction.
D000328:Adult; D000403:Airway Resistance; D003560:Cysts; D004058:Diffusion; D006801:Humans; D008168:Lung / Q000502:physiology; D008171:Lung Diseases / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D011650:Pulmonary Alveoli / Q000502:physiology; D011656:Pulmonary Emphysema / Q000175:diagnosis / Q000503:physiopathology*; D011658:Pulmonary Fibrosis / Q000175:diagnosis; D013902:Radiography, Thoracic; D012119:Respiration; D012140:Respiratory Tract Diseases / Q000503:physiopathology*; D012907:Smoking; D013147:Spirometry