title: THE "FALSE-POSITIVE" SPUTUM CYTOLOGY.
mesh_terms: D003581:Cytodiagnosis; D003937:Diagnosis, Differential; D006801:Humans; D007822:Laryngeal Neoplasms; D008175:Lung Neoplasms; D008443:Maxillary Sinus; D010255:Paranasal Sinus Neoplasms; D013183:Sputum
keywords: CYTODIAGNOSIS; DIAGNOSIS, DIFFERENTIAL; LARYNGEAL NEOPLASMS; LUNG NEOPLASMS; MAXILLARY SINUS; PARANASAL SINUS NEOPLASMS; SPUTUM