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Clinical distinguishing features between cartilage atrophy and osteoarthritis
| Clinical features | Cartilage atrophy | Osteoarthritis |
|---|---|---|
| Joint space narrowing (JSN) | Yes | Yes |
| History of immobilisation | Yes | No, increased load |
| Pain | No | Yes |
| Synovial hypertrophy/inflammation | No | Yes |
| Bone changes | Local osteoporosis | Subchondral bone sclerosis; osteophytes |
