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Lymphosarcoma in a spotted hyena, Crocuta crocuta
Journal of the South African Veterinary Association
|September 1, 1983
Summary
A spotted hyena was diagnosed with lymphosarcoma affecting lymph nodes, with widespread metastasis and thrombosis. This case highlights advanced cancer progression in wildlife, impacting multiple organ systems.
Area of Science:
- Veterinary Pathology
- Comparative Oncology
Background:
- Lymphosarcoma is a malignant tumor of lymphocytes.
- Mesenteric and mediastinal lymph nodes are common sites for lymphosarcoma in various species.
Observation:
- A case of lymphosarcoma was diagnosed in a spotted hyena.
- The tumor involved mesenteric and mediastinal lymph nodes.
- Peritoneal and mediastinal implantations were noted.
Findings:
- Widespread intravascular metastases were present.
- Thrombosis and hemorrhages were observed.
- The findings indicate aggressive tumor behavior and dissemination.
Implications:
- This case contributes to the understanding of lymphosarcoma in exotic carnivores.
- It underscores the importance of diagnostic pathology in wildlife health surveillance.
- Further research may explore genetic predispositions or environmental factors in hyena cancers.