A rheumatoid factor test checks for an antibody that can be a marker for rheumatoid arthritis. It is one part of diagnosis. Not everyone with a positive rheumatoid factor blood test has rheumatoid ...

Doctors may order a cyclic citrullinated peptide (CCP) antibody test and other exams to confirm or rule out a rheumatoid arthritis (RA) diagnosis. A positive CCP antibody test doesn’t necessarily mean ...

Learn about the clinical implications of rheumatoid factor positivity in psoriatic arthritis and its effect on biologic therapy discontinuation.

Q: Can you tell me the name of the blood test that would tell me if I have rheumatoid arthritis? A: Actually, there is no blood test that’ll tell you if you have rheumatoid arthritis — an inflammatory ...