Legionnaires' disease.
D000368:Aged; D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D003937:Diagnosis, Differential; D005455:Fluorescent Antibody Technique; D006801:Humans; D007877:Legionnaires' Disease / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D008297:Male; D008875:Middle Aged; D011859:Radiography
D000900:Anti-Bacterial Agents