Rheumatoid arthritis often affects small and large joints on both sides of the body (symmetry), such as both hands, both wrists or elbows, or the balls of both feet.
| By | Healthwise Staff |
| Primary Medical Reviewer | Anne C. Poinier, MD - Internal Medicine |
| Specialist Medical Reviewer | Stanford M. Shoor, MD - Rheumatology |
| Last Revised | June 11, 2010 |
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