A 32-year-old member asked:
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what is the cause of rheumatoid arthritis?

1 doctor answer
Dr. David True
23 years experience Rheumatology
Cause of RA: The exact cause is unknown. Leading theories are that people with a genetic predisposition are exposed to something in the environment that triggers an abnormal immune response leading to rheumatoid arthritis.
Answered on Feb 1, 2015
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