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Extradural spinal liposarcoma in a dog.

D D Lewis1, D Y Kim, D B Paulsen

  • 1Department of Veterinary Clinical Sciences, School of Veterinary Medicine, Louisiana State University, Baton Rouge 70803.

Journal of the American Veterinary Medical Association
|December 1, 1991
PubMed
Summary
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A Doberman Pinscher with a myxoid liposarcoma experienced temporary recovery after surgery for spinal cord compression. Unfortunately, tumor recurrence led to rapid hind limb dysfunction and euthanasia.

Area of Science:

  • Veterinary Neurology
  • Surgical Oncology
  • Canine Spinal Cord Tumors

Background:

  • Spinal cord tumors are a significant concern in canine neurology, often presenting with progressive paraparesis.
  • Extradural spinal masses can cause significant compression, leading to neurological deficits.
  • Accurate diagnosis and surgical intervention are crucial for managing canine spinal tumors.

Observation:

  • An 8-year-old Doberman Pinscher presented with progressive, asymmetric caudal paraparesis.
  • Myelography identified an extradural left ventrolateral spinal cord compression at the L1-L2 vertebral level.
  • Surgical removal of the extradural mass was performed via hemilaminectomy.

Findings:

  • Histological examination confirmed the extradural mass as a myxoid liposarcoma.

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  • The dog showed initial improvement in neurological function post-surgery.
  • Recurrence of the myxoid liposarcoma was suspected 7 months later, causing rapid deterioration of hind limb function.

    • Implications:

    • Myxoid liposarcoma is a potential cause of extradural spinal cord compression in dogs.
    • Surgical management can provide temporary relief, but the risk of local recurrence necessitates long-term monitoring.
    • This case highlights the challenges in managing canine spinal tumors, including the potential for aggressive recurrence.