Published in Scientific Works. Series C. Veterinary Medicine, Vol. LXIX, Issue 2
Written by Alexandra Mihaela CRISTIAN, Niculae TUDOR, Mario CODREANU, Ana DOBRIN, George NICOLAE
Melanoma is a relatively common type of cancer in horses, particularly in those with gray or white coats. As horses age, the likelihood of developing melanoma increases, and it is estimated that around 80% of aged populations of gray horses will develop the condition. A 20 year-old grey Standardbred female was referred to the Faculty of Veterinary Medicine Bucharest presenting with insidious weight loss over the past year, depression, inappetance, cutaneous masses and pigmented peri-anal masses likely melanomas. Clinical examination revealed normal respiratory rate, cardiac frequency în normal parameters. Different firm well-circumscribed masses were also palpable in the various locations. The X-ray revealed the absence of pulmonary masses or pathogenetic consequences of primary tumor, without modifications of the pulmonary area and the absence of specific pattern lung. The ultrasonographic examination revealed the presence of inhomogeneities with areas of hypoechogenicity, well delimited by a hyperechogenic capsule. The cytological aspects characteristic of the diagnosis of melanoma were presented and identified regardless of the collection site.
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