What does Rheumatoid Factor Assay mean?

Rheumatoid factor (RF) is an autoantibody against FC antigen determinant of human or animal IgG molecule, which targets denatured IgG antigen. RF itself is an autoantibody and can be used to diagnose disease, but it cannot be used as the only diagnostic criterion. When rheumatoid factor shows increased, consider and rheumatoid arthritis, even if the body has no obvious symptoms, need to cause vigilance, need to go to rheumatology department for systematic examination, early diagnosis, regular regular drug treatment, can control the disease does not further develop.