The folded lung.
D000328:Adult; D001999:Bronchoscopy; D006801:Humans; D008168:Lung / Q000002:abnormalities*; D008171:Lung Diseases / Q000000981:diagnostic imaging* / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases; D011859:Radiography