Term Name
rheumatoid arthritis
External Reference
Synonyms
autoimmune arthritis, rheumatoid arthritis, progression of, RA, arthritis or polyarthritis, rheumatic, arthritis, rheumatoid, rheumatoid arthritis
Definition
A chronic, systemic autoimmune disorder characterized by inflammation in the synovial membranes and articular surfaces. It manifests primarily as a symmetric, erosive polyarthritis that spares the axial skeleton and is typically associated with the presence in the serum of rheumatoid factor.