Ocorrência de melanoma em equinos abatidos em matadouro frigorífico exportador de Minas Gerais

Abstract

The aim of this study was to identify the prevalence of melanoma in horses butchered in slaughterhouse in Minas Gerais State from 2004 to 2008. It was also evaluated the fate of these carcasses based on the macroscopic injuries due the fact that the animals in this slaughterhouse are all of ages, colors races and origins. For the carcasses melanoma detection  SIF  perceives the front housing after the "despaletament" technique, opening the shoulder muscles, which detects localized damage when is limited to area of the shoulder, generalized injuries are due to spread of tumors throughout the carcass. The results of observations performed by the inspection team can provide the opportunity  to sign up a diagnosis and a trial of case by case to give the destination once the meat. In the analysis period (2004 to 2008) were slaughtered 137,769 horses, 1,838 being recorded by melanoma affected, with prevalence of 1.33%. Been done Chi - square and there was significant statistically difference among the years. 39.173% affected animals were left to grease and 60.82% conditional use.