Retrospective study of canine mast cell tumor using two histopathological classification

• Autor(a) principal: de Carvalho, Anna Paula Martins
• Data de Publicação: 2018
• Outros Autores: Nogueira, Gabriella Massine, Leandro, Hassan Jerdy, Medina, Raphael Mansur, de Carvalho, Eulógio Carlos Queiróz, de Nardi, Andrigo Barbosa, da Silveira, Leonardo Serafim
• Tipo de documento: Artigo
• Idioma: por
• Título da fonte: Brazilian Journal of Veterinary Medicine
• Texto Completo: https://rbmv.org/BJVM/article/view/933
• topic: cão, histopatologia, tumor de mastócitos, Patnaik, Kiupel; dog, histopathology, mast cell tumor, Patnaik, Kiupel.

The number of reported cancer in dogs is increasing every year and the mast cell tumor is the mostcommon skin tumor. There are few reports regarding tumor characteristics in Brazil. This study aimed toconduct a retrospective study of animals with mast cell tumors treated at the Veterinary Hospital of UENF.Evaluation of gender, breed, age, tumor location and histological grade by Kiupel and Patnaik was ratingsof 61 animals. Males were the majority (59%) of animals and elderly patients aged between 7 and 12 yearswere the most affected. Most dogs were mixed breed, Boxer, Labrador and Pinscher. The region members(38.5%), followed by tumors in the trunk (27%) and genital tumors (13.1%) were the most common tumorlocalization. Animals with multiple tumors were also reported (13.4%). Six tumors were classified as gradeI, 45 grade II and 10 as grade III. According to Kiupel classification, most tumors (68.85%) were classifiedas low grade. By this study it can be seen that the older animals were the most affected, race and locationare related to the histological grade and the most common were the grade II and the low grade