SAT0209 The Clinical and Radiographic Course of Early Undifferentiated Arthritis under Treatment is not Dependent on the Amount of Erosions at Diagnosis. Results from the Swiss Prospective Observational Cohort

Abstract

ObjectivesTo analyse whether ACR/EULAR negative early undifferentiated arthritis patients have a different course of the disease dependent on whether they can or cannot be classified as RA because of radiographic...