Estudo retrospectivo de tumores cutâneos em cães e gatos diagnosticados em Patos, Paraíba.

Abstract

This paper describes the prevalence of canine and feline skin neoplasms in the Laboratory of Pathology at Campina Grande Federal University. Histophatological evaluation was preformed on cutaneous biopsies collected from 2000 to 2006. From 74 cases reported, the most common tumors in a decrescent order were squamous cell carcinoma, mast cell tumor, lipoma, perianal gland adenoma, transmissable veneral tumor (TVT), basal cell carcinoma, haemangiosarcoma and melanoma. 62,1% o f the cases were malignant and 37,9% were benign. According to histological type, 43,2% were epithelial and 48,6% were mesenchymal tumors. Melanocitic tumors were 4 , 1 % and all o f then were malignant. Epithelial tumors were mostly malignant (81,3%) and mesenchymal tumors were mostly benign (52,8%). The most common neoplasms in dogs were mast cell tumor and lipoma and, in cats, squamous cell carcinoma was highest. According to sex, the greater prevalence of tumors in dogs were in male and in cats were in female. Tumors were mostly located on the head, followed by forelimbs, dorsal, prepuce and abdome.