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Thoracic vertebral osteochondroma in a cat.

T H Reidarson1, A L Metz, R M Hardy

  • 1Department of Small Animal Clinical Sciences, University of Minnesota,College of Veterinary Medicine, St Paul 55108.

Journal of the American Veterinary Medical Association
|April 15, 1988
PubMed
Summary

A thoracic vertebral osteochondroma caused hind limb paresis in a young cat. Surgical removal of the mass led to significant neurologic recovery, demonstrating successful treatment for spinal cord compression.

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Area of Science:

  • Veterinary Neurology
  • Surgical Oncology
  • Comparative Pathology

Background:

  • Osteochondromas are benign bone tumors that can occur in various locations, including the spine.
  • Spinal cord compression in felines can lead to severe neurological deficits, such as paresis or paralysis.
  • Early diagnosis and surgical intervention are crucial for managing spinal masses and improving patient outcomes.

Observation:

  • A 1.5-year-old male blue Persian cat presented with acute hind limb paresis.
  • Diagnostic imaging, including myelography, identified an osteochondroma on the T5 (thoracic fifth) vertebra.
  • The mass was causing dorsal compression of the spinal cord.

Findings:

  • Surgical excision of the T5 osteochondroma was performed via dorsal laminectomy.

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  • The mass was completely removed from the vertebral body.
  • Post-operative recovery showed initial slowness but progressed to a near-normal neurologic status at 15 months.
  • Implications:

    • This case highlights osteochondroma as a treatable cause of spinal cord compression in young cats.
    • Surgical management, including laminectomy and mass removal, can lead to substantial neurologic recovery.
    • Further research into the etiology and پیشگیری (prevention) of feline vertebral osteochondromas may be warranted.