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Osteoarthritis, pastern joint, horse
Osteoarthritis, pastern joint, horse

    Dorsopalmar radiographic view of the distal limb of a horse with high ringbone (ie, advanced osteoarthritis of the pastern joint), showing many of the typical radiographic signs of osteoarthritis, including loss of joint space, subchondral sclerosis and lysis, periarticular new bone formation, and soft tissue swelling.

Courtesy of Dr. Stephen Adams.

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Arthritis in Large Animals