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Extradural spinal, bone marrow, and renal nephroblastoma.
Angela M Gasser1, William W Bush, Sionagh Smith
1Department of Clinical Studies, Veterinary Hospital of the University of Pennsylvania, 3900 Delancey Street, Philadelphia, Pennsylvania 19104, USA.
Journal of the American Animal Hospital Association
|January 29, 2003
Summary
A young Shetland sheepdog developed sudden neurological issues due to a rare nephroblastoma affecting its kidneys, bone marrow, and spine. This case highlights unusual clinical signs and pathology for canine nephroblastoma.
Area of Science:
- Veterinary Medicine
- Canine Oncology
- Comparative Pathology
Background:
- Nephroblastoma is a rare renal tumor in young dogs.
- This tumor can metastasize to various organs.
- Extradural spinal involvement is uncommon.
Observation:
- A 1-year-old intact female Shetland sheepdog presented with acute neurological deficits.
- Physical exam revealed a significant abdominal mass.
- Neurological signs included neck pain, forelimb ataxia, and hind-limb paresis.
Findings:
- Diagnostic workup including imaging and histopathology confirmed a diagnosis of nephroblastoma.
- The tumor affected the kidneys, bone marrow, and extradural spinal space.
- This represents a rare, multifocal presentation of canine nephroblastoma.
Implications:
- This case expands the known clinical and pathological spectrum of canine nephroblastoma.
- Highlights the importance of thorough diagnostics for complex neurological presentations in dogs.
- Provides valuable data for understanding rare canine cancers and informing treatment strategies.