Rostral mandibulectomy bilateral in dog carrier extramedullary plasmocytoma oral: case report

Abstract

The extramedullary plasmacytoma is considered a benign neoplasm. In dogs located mainly in the skin, oral cavity and digestive tract. His conclusive diagnosis is made ​​through histopathology. This paper reports a case of a female of 4 year old, the French Bulldog breed, which has developed a non- ulcerated mass of firm consistency, pinkish, measuring about two inches in diameter in the rostral region of the mandible involving the lower left canine and incisor adjacent. The radiographs showed an osteolytic lesion in mandibular alveolar and mandibular body in its rostral face of the left hemi-face, beyond the rostral displacement of the teeth. Surgical treatment was performed through bilateral rostral mandibulectomy, and then assessed the status of the surgical margin, which showed no tumor indications. The animal underwent adjuvant chemotherapy with carboplatin 300 mg / m², given the possibility suggested invasion of the mandibular canal. The patient is healthy, since June/2013, showing no recurrence, new tumor, or even evidence of metastasis, to date.