Sinonasal Ameloblastoma
نویسندگان
چکیده
منابع مشابه
Primary Ameloblastoma of the Sinonasal Tract
BACKGROUND. Ameloblastomas are locally aggressive jaw tumors with a high proDuane R. Schafer, D.D.S., CDR, DC, USN pensity for recurrence and are believed to arise from the remnants of odontogenic Lester D. R. Thompson, M.D., LCDR, MC, epithelium. Extragnathic ameloblastomas are unusual and primary sinonasal tract USNR origin is extraordinarily uncommon. Brion C. Smith, D.D.S., LTC, DC, USA MET...
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A case of follicular ameloblastoma of the left maxilla in a 74-year-old man is reported. The tumor was presented as a radiographically solid mass filling the left sinonasal cavity and invaded maxillary alveola. After radical surgery, the patient has pursued a non-aggressive clinical course after 4 years of follow-up. The radiopathological features of this tumor were reviewed and the possibility...
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Ameloblastomas are locally aggressive jaw tumours with a high propensity for recurrence and are believed to arise from remnants of dental lamina or odontogenic epithelium. Extragnathic ameloblastomas are unusual, and primary sinonasal tract origin is very uncommon with few cases reported in the literature. We herein report a case of primary sinonasal ameloblastoma presented in a 74-year-old mal...
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The ameloblastoma is a benign but aggressive neoplasm of odontogenic origin. However, no enamel or hard tissue is formed by the tumor cells. Ameloblastomas are infamous for their invasive growth and their tendency to recur. Robinson (1937) as a benign tumor that is 'usually unicentric, nonfunctional, intermittent in growth, anatomically benign and clinically persistent.' They may occur at any a...
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The term plexiform unicystic ameloblastoma refers to a pattern of epithelial proliferation that has been described in cystic cavity. Because of unilocular presentation, it is commonly misdiagnosed as an odontogenic cyst. However, they may often behave clinically as biologically aggressive tumors. These tumors show high incidence of cortical perforation, tooth resorption and a high rate of recur...
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ژورنال
عنوان ژورنال: Head and Neck Pathology
سال: 2018
ISSN: 1936-0568
DOI: 10.1007/s12105-018-0933-3