MASTOCYTOMA IN A CANINE: CASE REPORT

Abstract

Mastocytoma is a malignant neoplasm in which abnormal proliferation of mast cells occurs, affecting more frequently dogs aged between eight and nine years, without predisposition by sex, being predisposed to the Boxer, Boston Terrier, Bull Terrier, Labrador Retriever, Fox Terrier, Beagle breeds, Schnauzer, Daschund, English Bulldog, Cocker Spaniel. The tumor has a soft to firm consistency of different colors, but mainly white and red, with the development of solitary, hard, erythematous and ulcerative nodules, in addition to the occurrence of plaque formation, in addition to increased volume, redness and itching at the site. They are classified into three degrees of malignancy, tumors in grades I (well differentiated), grade II (moderately differentiated) and grade III (poorly differentiated), this classification is to assist the clinician in the treatment to be carried out, the prognosis will depend on the location, tumor number and presence of ulceration. The objective of this work was to report a case of grade II mastocytoma in a fifteen-year-old Pinscher dog, emphasizing the therapeutic approach and animal welfare.