Inclusion Criteria:  Between 18 and 75 years of age Primitive nasal polyposis and surgery for the first time Not opposing to the study Affiliated to a social security systeme  Exclusion Criteria:  Already had a surgery from the nasal and sinuses cavities Dysphonia or a vocal fold pathology One-sided or secondary nasal polyposis People who aren't able to give his non-opposition Contraindication to the airways endoscopy