title: Diagnosis of unexplained chest X-ray abnormalities.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D003937:Diagnosis, Differential; D005260:Female; D006760:Hospitalization; D006801:Humans; D008171:Lung Diseases / Q000000981:diagnostic imaging*; D008175:Lung Neoplasms / Q000000981:diagnostic imaging; D008297:Male; D008722:Methods; D008875:Middle Aged; D013902:Radiography, Thoracic; D014397:Tuberculosis, Pulmonary / Q000000981:diagnostic imaging