Air-fluid levels within lung bullae associated with pneumonitis.
D000328:Adult; D000368:Aged; D001768:Blister / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D011014:Pneumonia / Q000150:complications*; D011859:Radiography