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 ...
The presence of anti-CCP in a person’s blood may indicate they have rheumatoid arthritis (RA). When the immune system produces anti-CCP, it triggers a series of reactions that damage tissues in the ...