title: Rheumatoid lung cavitation and response to penicillamine.
mesh_terms: D006469:Hemoptysis / Q000209:etiology; D006801:Humans; D008171:Lung Diseases / Q000150:complications / Q000000981:diagnostic imaging / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged; D010396:Penicillamine / Q000627:therapeutic use*; D011859:Radiography; D012216:Rheumatic Diseases / Q000150:complications / Q000000981:diagnostic imaging / Q000188:drug therapy*
chemical_list: D010396:Penicillamine