1. Eur Ann Otorhinolaryngol Head Neck Dis. Feb;(1) doi: / Epub Jul 9. A case of an ameloblastic fibrosarcoma in the mandible is described. The primary tumor was seen in a 5-year-old child. In spite of repeated surgical. Introduction. Ameloblastic fibrosarcoma (AFS) is a rare malignant odontogenic tumor. It can arise de novo, however one-third of cases may arise from a recurrent.

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Bruns Beitr Klin Chir ; Variations in tumor parenchyma differentiation seem to have no influence on clinical behavior, as the lesions show very similar clinic-demographic aspects and are associated with similar overall median survival rates, as described in this review.

Assessment of growth potential by MIB-1 immunohistochemistry in ameloblastic fibroma and related lesions of the jaws compared with ameloblastic fibrosarcoma. The mean age at the time of diagnosis of AFS for 62 cases reviewed by Bregni et al. Epithelial dysplasia in ameloblastic fibrosarcoma arising from recurrent ameloblastic fibrosqrcoma in a year-old Iranian man.

Home About Us Advertise Amazon. Ameloblastic fibroma or ameloblastic fibrosarcoma.


Ameloblastic fibrosarcoma of the upper jaw: Report of a rare case with long-term follow-up

As expected, the pain persisted and healing of the extraction site was not normal. Pathology Research and Practice. Int J Oral Maxillofac Surg ; There was some suggestive morphological and behavioral evidence of similarities among these lesions. Mersin Universitesi Egitim Fakultesi Dergisi A case of malignant odontogenic mixed tumor.

Panoramic radiograph a and axial CT scan b revealing an ill-defined radiolucent lesion around an impacted mandibular left first molar. Click here for information on linking to our website or using our content or images.

Transformation of ameloblastic fibroma to fibrosarcoma. More studies based on a comparative approach are required to improve the significance of the present findings on the pathogenesis and progression of AFS.

Ameloblastic Fibrosarcoma of the Mandible: A Case Report and Brief Review of the Literature

After a mean follow-up period of Semin Diagn Pathol ; Aspiration cytology of ameloblastic fibroma: As a negative control, primary antibodies were replaced with phosphate-buffered saline. Restricted molecular abnormalities of certain genes to the malignant transformation. In a few described cases, adjuvant chemotherapy was used, with inconclusive results 4. Ameloblastic fibrosarcoma of the mandible: Left half of mandible.


This led to unnecessary extraction of the teeth and delayed diagnosis of the tumor. Because of the secondary types 88initial diagnosis of a malignant phenotype is not always easy.

An intraoral examination revealed lingual and buccal cortical bone expansion affecting the mandibular body, with no clinical or ajeloblastic evidence of cortical perforation. Assessment of growth potential by MIB-1 immunohistochemistry in ameloblastic fibroma and related lesions of the jaws compared with ameloblastic fibrosarcoma.

Ameloblastic fibrosarcoma: a rare malignant odontogenic tumor.

Images hosted on other servers: Only 2 cases of metastasis have been reported [ 15ameloblasitc ]. Ameloblastic fibrosarcoma of the mandible: Clin Oral Investig ;8: Neck dissection is not usually indicated, because regional lymph node metastases are seldom identified. Most epithelial cells had small numbers of Kipositive cells A year-old non-white woman was referred for evaluation and treatment of a large and persistent malignant swelling in the left mandible.