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Tumours of the cortex of the adrenal glands may be overgrowths (hyperplasias) or benign (non-spreading) or malignant (spreading) cancers. Usually they are producing hormones that will have secondary clinical effects elsewhere in the body.
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Tumours of the medulla of the adrenal glands may be hyperplasias (non-cancerous cell overgrowths) or be cancerous. Few are diagnosed until late in the disease because, unlike tumours of the adrenal cortex, medullary tumours do not produce clinical signs.
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An epulis is a benign oral tumour that affects the gum. It arises from the periodontal ligament which lines the tooth cavity and surrounds the tooth.
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These are tumours arising from structures within the eye. They tend to result in an increase in the internal pressure (glaucoma), which then leads to blindness.
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Melanocytic tumours are formed by abnormal melanocytes. Melanocytoma is a benign (non-spreading) melanoma. Malignant (spreading) tumours are sometimes called melanoma or more specifically malignant melanoma or melanosarcoma.
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Melanocytic tumours are formed by abnormal melanocytes. Melanocytoma is a benign (non-spreading) melanoma. Malignant (spreading) tumours are sometimes called 'melanoma' or more specifically malignant melanoma or melanosarcoma.
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Fibrosarcoma is a tumour originating from the fibroblasts of the skin and subcutaneous connective tissue. The feline sarcoid is a subtype of tumour that is caused by a papilloma (wart) virus.
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Fits (seizures) or "funny turns" (so-called absences) can be due to many causes. As with any veterinary problem a thorough history and physical examination is the first step.
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This is one of many similar tumours that arise by disordered growth of the hair follicles. These tumours are almost all benign and can be permanently cured by total surgical removal.
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This tumour is a disordered and purposeless overgrowth of modified sebaceous glands known as the hepatoid glands. These glands only occur in dogs. T
