Fibrosarcoma in a Dog – A Case Report

Abstract

Sarcomas and fibrosarcoma are malignant mesenchymal tumours originating from connective tissue, most frequently detected on the skin and subcutaneous connective tissue. Fibrosarcoma is a highly invasive malignant soft tissue tumour originating from connective tissue cells, and fibroblasts. Primary canine fibrosarcoma is a rare tumour that and accounts for less than 5% of all primary tumours. Macroscopically, fibrosarcoma has a various manifestation, depending on its size and location. On inspection, it appears like a subcutaneous bump or a confined oval formation under the skin. It is more commonly seen in cats than in dogs. The presented clinical case describes the observed clinical, blood laboratory, gross pathology and histopathological findings in a dog with invasive fibrosarcoma.