["To study the relation between inflammatory cells infiltration in nasal polyp tissues and it's pathogenesis.", 'Nasal mucosa from 10 normal individual and 4 patients of nasal polyps were studied with immunohistochemical technique and histopathologic examination.', 'The number of eosinophils, CD68 positive cells and monocytes was significantly higher (P < 0.05) in nasal polyps tissues than in the normal controls.'] Does [ Cell infiltration in nasal polyps and it 's pathological significance ]?