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Tumours of the nervous system
Bulletin of the World Health Organization
|January 1, 1974
Summary
Animal nervous system tumors, particularly in dogs, are more common than previously thought. These tumors are classified by their tissue of origin, with glial tumors being frequent and diverse.
Area of Science:
- Veterinary Neurology
- Comparative Oncology
- Neuro-oncology
Background:
- Tumors affecting the nervous system in animals are more prevalent than commonly assumed.
- Canine nervous system tumors, especially in brachycephalic breeds, rival human incidence rates.
Purpose of the Study:
- To categorize animal nervous system tumors based on their tissue of origin.
- To highlight the commonality and classification of glial tumors in veterinary neurology.
Main Methods:
- Classification of nervous system tumors by originating tissue: nerve cells, neuroepithelium, glia, peripheral nerves/sheaths, meninges/vessels, and endocrine glands (pineal, pituitary, craniopharyngeal duct).
- Detailed breakdown of common glial tumor subtypes: astrocytoma, oligodendroglioma, glioblastoma, spongioblastoma, medulloblastoma, and unclassified gliomas.
Main Results:
- Nervous system tumors are not rare in animals.
- Dogs, particularly brachycephalic breeds, exhibit a high incidence of these tumors.
- Glial tumors represent a significant and varied group within animal nervous system neoplasms.
Conclusions:
- A comprehensive classification system for animal nervous system tumors is essential for diagnosis and research.
- Understanding the prevalence and types of canine nervous system tumors aids in comparative oncology and treatment strategies.