Cancer of the lung.
D001982:Bronchial Diseases / Q000175:diagnosis*; D003581:Cytodiagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis*; D008679:Metaplasia / Q000175:diagnosis*; D013183:Sputum / Q000166:cytology