Image: Osteoarthritis of the Knee - Merck Manuals Consumer Version

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Health Topics & Chapters

Osteoarthritis of the Knee

Osteoarthritis of the Knee

This image shows the later stage of osteoarthritis. Healthy cartilage has eroded (worn away), weakening the bone.

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Quick Facts: Osteoarthritis (OA) Osteoarthritis (OA)

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