Rheumatoid Arthritis (RA)
Rheumatoid Arthritis (RA)
What is Rheumatoid Arthritis?
Rheumatoid Arthritis (RA) is an autoimmune disease, which means that that your body attacks healthy tissue. It is a systemic inflammatory disease, which shows up in multiple joints. RA affects joint lining, and occasionally organs. Inflamed joint linings erode cartilage and bone, and can cause deformity in your joints.
The classifications of RA, from most common to least, are:
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