title: Characteristics and diagnostic approaches in the detection of nonapparent bronchogenic carcinoma.
abstract: Bronchogenic carcinoma without parenchymal changes, located within normal hilum and mediastinum, does not show in routine chest X-ray. The value of tomography is demonstrated.
mesh_terms: D000368:Aged; D002283:Carcinoma, Bronchogenic / Q000000981:diagnostic imaging*; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D014056:Tomography, X-Ray