Nasal Polyps Etiology Study

Over the years many scholars at home and abroad dedicated to the study of the etiology of nasal polyps, but not yet fully proven. Nasal polyps (nasal polyps, NP) are clinically more common chronic nasal inflammatory disease, but also certain systemic diseases of the nose performance, adult prevalence rate of 1% -5%. Histopathological characteristics of the airway epithelial lining, structural changes; the infiltration of inflammatory cells, which mainly eosinophils; extreme interstitial edema; glandular changes; Mucous membrane inherent level pathology change. The nasal polyp's disease incidence rate and the recurrence rate are high, its morbidity is the multi-factors, the multi-step process author through the reading massive literature, the infection, the allergy, the acidophilia granular cell and the cell factor and so on role which plays in the nose polyp summarizes, was recent years more widespread to cell factor's research. Understood comprehensively its morbidity the accurate cause of disease also needs the domestic and foreign various countries' scholar's joint effort...