Diagnosis of extrapulmonary lesions by sputum cytology.
D003581:Cytodiagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis; D009062:Mouth Neoplasms / Q000175:diagnosis*; D012142:Respiratory Tract Neoplasms / Q000175:diagnosis*; D013183:Sputum / Q000166:cytology*