Radiological signs of osteoarthritis
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Irregular joint space narrowing
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Subchondral sclerosis: a dense area of bone (visible on x-ray) just below the cartilage zone of a joint.
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Osteophytes (bone spurs): spurs or densifications that develop on the edges of the joint.
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Subchondral cyst: a fluid-filled cyst that develops on the surface of a joint
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Lateral compartment osteoarthritis of the knee X-ray right knee (AP view) Marked lateral compartment narrowing is accompanied by subchondral sclerosis and osteophyte formation. Tibial spine osteophytes are also visible.
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Degenerative disease of spine with osteophyte formation and vacuum disc phenomenon.