Anti-CCP2 may replace rheumatoid factor test in rheumatoid arthritis

1 Quinn MA AKS Gough Green MJ Anti-CCP antibodies measured at disease onset help identify seronegative rheumatoid arthritis and predict radiological and functional outcome. Rheumatology 2006; 45:478–80.

2Management of early rheumatoid arthritis. SIGN guideline no. 48. Published December 2000.