Oncocytoma of parotid gland: A rare case
نویسنده
چکیده
Oncocytomas are benign salivary gland tumors composed of oncocytes, cuboidal to columnar epithelial cells with abundant eosinophilic cytoplasm secondary to the accumulation of excessive number of mitochondria. In 1894, the German pathologist Hurth cells in normal canine thyroid glands, while the term "Oncocyte" was coined by Hamperl in 1931. Fine Needle Aspiration Cytology salivary gland lesions with high levels of sensitivity and specificity. exercised when interpreting aspirates with predominant oncocytic population. assisted by CT and/or magnetic resonance imagi examination.
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Oncocytoma is a rare benign tumor of salivary gland. The name of the tumor is selected due to presence of large granular oncocytes with acidophilic cells.These tumors occur most commonly in the sixth decade of life and sex incidence is equal in men and women.The incidence of this tumor is 78% in parotid gland and 9% in submandibular gland. Oncocytoma are usually solid round tumors that could oc...
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تاریخ انتشار 2015