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Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Unusual clear cell tumors of the jaws – clinical and histopathological considerations: A case report | Journal of Medical Case Reports BioMed Central Open Access Case report Unusual clear cell tumors of the jaws - clinical and histopathological considerations A case report Giulio Gasparini 1 Roberto Boniello1 Alessandro Moro1 Francesco Federico2 Federica Castri2 and Sandro Pelo1 Address 1Maxillo-Facial Surgery Catholic University Medical School Rome Italy and - Department of Pathology Catholic University Medical School Rome Italy Email Giulio Gasparini - giulio.gasparini@rm.unicatt.it Roberto Boniello - drboniello@yahoo.it Alessandro Moro - mrolsn@libero.it Francesco Federico - francesco.federico@rm.unicatt.it Federica Castri - federica.castri@rm.unicatt.it Sandro Pelo - sandro.pelo@libero.it Corresponding author Published I September 2008 Received 5 January 2008 Journal of Medical Case Reports 2008 2 290 doi 10.1186 1752-1947-2-290 Accepted 1 September 2008 This article is available from http www.jmedicalcasereports.cOm content 2 1 290 2008 Gasparini et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http creativecommons.org licenses by 2.0 which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Introduction Clear cell neoplasms of the jaw are very infrequent and a review of the literature reports only isolated cases of metastatic renal clear cell carcinoma of the jaw. Case presentation A 68-year-old man presented with an osteolytic lesion of the left hemimandible. The first diagnostic hypothesis was a third molar follicular cyst. Surgical treatment consisted of enucleating the lesion preserving the alveolar nerve and extracting of the retained tooth. Unexpectedly the lesion presented as a solid. Conclusion The authors report a case of a clear cell neoplasm involving the jaw in which histopathological exam presented an indeterminate histology. The histological characteristics of this tumor make it unique in