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What is the difference between rheumatoid arthritis (RA) and osteoarthritis (OA)?

April 26, 2017difference OA osteoarthritis RA rheumatoid arthritis

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What is the difference between rheumatoid arthritis (RA) and osteoarthritis (OA)?

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Osteoarthritis is considered a condition of “wear and tear” upon the joints; caused by numerous factors including age and injury. On the other hand, Rheumatoid Arthritis (RA) is not a condition of “wear and tear.” It is classified as an autoimmune disorder in which the immune system mistakenly attacks healthy tissue, causing inflammation and cartilage damage in the joints.