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What Is Your Diagnosis?

John C. Janicek DVM, DACVS1 and David A. Wilson DVM, MS, DACVS2
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  • 1 Comparative Orthopaedic Laboratory, College of Veterinary Medicine, University of Missouri, Columbia, MO 65211.
  • | 2 Comparative Orthopaedic Laboratory, College of Veterinary Medicine, University of Missouri, Columbia, MO 65211.
History

A 17-year-old Morgan gelding was evaluated for lameness of the right hind limb of 4 months' duration. A substantial amount of effusion was detected in the right medial femorotibial joint, and lameness of the right hind limb with minimal weight bearing was observed. Initial examination by the referring veterinarian isolated the lameness to the right stifle joint. At that time, 80 mg of methylprednisolone acetate and 20 mg of hyaluronic acid were injected into the femoropatellar and medial femorotibial joints; the lameness improved for approximately 2 months after which it became progressively worse. Radiographs were provided by the referring

Contributor Notes

Address correspondence to Dr. Janicek.