The study aims to distinguish different phenotypes CRS according to clinical, anatomical criteria and biological criteria. Clinical classification obtained would assess and predict more finely treatment response and target according to the phenotype, the best supported. Surgery is one of the therapeutic options in the treatment of rhinosinusitis, but the term satisfaction of healing and patient comfort is variable, a finer and precise distribution of patients will allow us to better predict the success of the surgery and therefore the offer targeted patients.