title: Pulmonary nodule in secondary syphilis.
mesh_terms: D000328:Adult; D006716:Homosexuality; D006801:Humans; D008171:Lung Diseases / Q000000981:diagnostic imaging* / Q000188:drug therapy; D008297:Male; D013902:Radiography, Thoracic; D013587:Syphilis / Q000000981:diagnostic imaging* / Q000188:drug therapy; D013752:Tetracycline / Q000627:therapeutic use; D014057:Tomography, X-Ray Computed
chemical_list: D013752:Tetracycline