title: The early diagnosis of lung cancer.
mesh_terms: D000328:Adult; D000368:Aged; D001706:Biopsy; D001984:Bronchial Neoplasms / Q000175:diagnosis; D001999:Bronchoscopy; D002283:Carcinoma, Bronchogenic / Q000175:diagnosis; D003581:Cytodiagnosis; D004724:Endoscopy; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D008297:Male; D008400:Mass Chest X-Ray; D008482:Mediastinum; D008875:Middle Aged; D009362:Neoplasm Metastasis; D011379:Prognosis; D011877:Radionuclide Imaging; D013183:Sputum / Q000166:cytology