title: Diagnosis of intrathoracic tuberculosis by detection of tubercle and/or tubercular antigen (TB Ag) in bronchial aspirate.
mesh_terms: D000942:Antigens, Bacterial / Q000032:analysis; D001980:Bronchi / Q000382:microbiology; D001999:Bronchoscopy; D002648:Child; D004797:Enzyme-Linked Immunosorbent Assay; D006801:Humans; D009169:Mycobacterium tuberculosis / Q000276:immunology; D011863:Radioimmunoassay; D014374:Tuberculin Test; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis*
chemical_list: D000942:Antigens, Bacterial