DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Deformed fingers of the hands in a 65 year old female patient due to osteoarthritis, with Herberdens nodes (joint swellings). Osteoarthritis is a degenerative disorder usually caused by mechanical wear and tear of the joints, leading to pain, swelling, stiffness and deformity.
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