inclusion and exclusion Criteria
for inclusion Early symptomatic OA , OA according to the criteria ACR Timing of evaluation and data , Variables Demographic variables History (risk factors and comorbidity) Localization OA Disease phase Laboratory WOMAC / FlHOA VAS WOMAC Knee outcome therapy at 0, 12, 24 months WOMAC 25% ascension at 12 and 24 months FlHOA at 0, 12, 24 months