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Mesenchymal Tumours and Other Neoplasms

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             Fig. 9.7.  Dog. Keloidal fibrosarcoma. Large amounts of hyalinized collagen fibrils associated with slender neoplastic
             spindle cells. Wright-Giemsa.




























             Fig. 9.8.  Dog. Keloidal fibrosarcoma. Mesenchymal cells are uniform and do not show significant features of atypia.
             Wright-Giemsa.
             Further reading


             Gumber, S. and Wakamatsu, N. (2011) Vaccine-associated fibrosarcoma with keloidal differentiation in a cat.
                Journal of Veterinary Diagnostic Investigations 23(5), 1061–1064.
             Little, L.K. and Goldschmidt, M. (2007) Cytologic appearance of a keloidal fibrosarcoma in a dog. Veterinary
                Clinical Pathology 36(4), 364–367.
             Mikaelian, I. and Gross, T.L. (2002) Keloidal fibromas and fibrosarcomas in the dog. Veterinary Pathology 39,
                149–153.
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