1. 2 words related to Autoantibody: rheumatoid factor, antibody

2. Objective Usual methods of rheumatoid factor(RF) include turbidimetric assay and latex agglutination test.Sentencedict.com

3. Patients positive for rheumatoid factor had an even higher cTnI autoantibody prevalence of20.4%, although the autoantibody detection format was designed to avoid the typical false-positive interference from rheumatoid factor (Autoantibodies directed to the Fc portion of antibodies).

4. Based on the presence of several Autoantibodies like rheumatoid factor (RF), anti-citrullinated protein antibodies (ACPA), anti-carbamylated protein antibodies (anti-CarP), and more recently anti-acetylated protein antibodies RA can be subdivided into seropositive and seronegative disease.