Abstract Number: 495 • 2019 ACR/ARP Annual Meeting
Pre-Rheumatoid Arthritis Diagnosis Prevalence of Commercial CCP Antibody Positivity Increases over Time with Strong Agreement Between Commercial Assays and Positivity Is Predicative of Developing Rheumatoid Arthritis Within 3 Years
Background/Purpose: Rheumatoid arthritis (RA) related autoantibodies, in particular antibodies to citrullinated proteins (ACPA), predict likelihood of developing future RA. Indeed, clinical trials for RA prevention…