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Maxillary lymphosarcoma in a white-tailed deer (Odocoileus virginianus)
R Scott Larsen1, James W Carpenter, George A Kennedy
1Department of Clinical Sciences, College of Veterinary Medicine, Kansas State University, Manhattan, Kansas 66506, USA. rslarsen@unity.ncsu.edu
Journal of Wildlife Diseases
|September 20, 2002
Summary
A case of lymphosarcoma in a white-tailed deer (Odocoileus virginianus) presented as a cheek mass with local metastasis. This organ distribution differs from previously reported cervid lymphosarcoma cases.
Area of Science:
- Veterinary Pathology
- Wildlife Oncology
Background:
- Lymphosarcoma is a significant neoplastic disease in cervids.
- Understanding its presentation and metastatic patterns is crucial for wildlife health management.
Observation:
- A captive adult female white-tailed deer (Odocoileus virginianus) developed a subcutaneous cheek mass.
- The mass was diagnosed as lymphosarcoma and recurred rapidly after initial surgical removal.
Findings:
- Histopathological examination confirmed focal lymphosarcoma with metastasis to regional lymph nodes (parotid and mandibular).
- No evidence of neoplastic disease was found in other organs.
- Tumor progression interfered with mastication, necessitating euthanasia.
Implications:
- This case highlights a distinct organ distribution of lymphosarcoma in cervids compared to previous reports.
- Further research into cervid lymphosarcoma is warranted to understand variations in presentation and metastasis.