Ameloblastoma mandibular rostral em um cão

Submitted by Vitor Silverio Rodrigues (vitorsrodrigues@reitoria.unesp.br) on 2014-05-27T11:27:32Z No. of bitstreams: 0Bitstream added on 2014-05-27T14:42:44Z : No. of bitstreams: 1 2-s2.0-84878306008.pdf: 1051707 bytes, checksum: 625c2ae64680b4620c9012a8f51f43ba (MD5) Made available in DSpace on 2014-05-27T11:27:32Z (GMT). No. of bitstreams: 0 Previous issue date: 2013-01-01 Odontogenics tumors are uncommon in the dog. Ameloblastoma is considered a benign, aggressive and non-inductive odontogenic neoplasia commonly located in the incisor teeth. Its conclusive diagnosis is obtained by histopathological examination. Due to the expansive nature of this neoplasia, its resection needs to have an adequate surgical margin so it will have excellent prognostics. A canine, male, Pekingese, 8 years old had an increased volume in the rostral region of the mandible, adhered, consistency moderately firm. Radiography revealed extensive mandibular bone lysis caused by the neoplasia. Biopsy identified the tumor as ameloblastoma. Combining data from the clinical, radiographic and histopatological study and after explain to the owner regarding the postoperative esthetic it was held a bilateral rostral mandibulectomy. The fragment removed was assessed radiographically and histopathologically for evidence of tumor at its edges. The patient is active and healthy without evidence of metastasis or recurrence. The radiographic and histopathologic evaluation of edges of the fragment showed no tumor evidence. The patient is active and healthy without evidence of metastasis or recurrence since January 2010 when mandibulectomy was performed. Universidade Estadual Paulista UNESP, Jaboticabal, SP Depto de Anatomia Patologia e Clínicas Universidade Federal da Bahia, UFBA, Salvador, BA Universidade Federal de Minas Gerais UFMG, Minas Gerais, MG Universidade Estadual Paulista UNESP, Jaboticabal, SP