A member asked:

Can you please tell me how ra (rheumatoid arthritis) and oa (osteoarthritis differ?

3 doctors weighed in across 2 answers
Dr. Gary Sterba answered

Specializes in Rheumatology

Inflammation: A very long answer . I advice to google both disease , in the american college of rheumatology , the diference is clear cut.

Answered 1/15/2018

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Dr. Blake Miller answered

Specializes in Orthopedic Surgery

OA vs. RA: Osteoarthritis is a mechanical alignment problem or a result of post-traumatic intra-articular malalignment. Rheumatoid arthritis is an autoimmune disease, when the body's own host immune system starts to work against itself.

Answered 4/8/2013

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