نتایج جستجو برای: plasmacytoid myoepithelioma

تعداد نتایج: 3816  

2015
Takayuki Okumoto Hayato Nagashima Yoshikazu Inoue Makiko Yamauchi Kazuo Kishi

Myoepithelioma is a rare, benign salivary neoplasm, most frequently located in the salivary gland; extrasalivary cases most commonly occur in the palate. This tumor is prone to recurrence. We present a case of recurrent myoepithelioma in the nasal cavity with a palatal fistula treated both by a palatal approach and a piriform apertural approach. The combination of these approaches widens the su...

Journal: :Skeletal Radiology 2012

2017
Gustavo Barreto da Cunha Tatiane Costa Camurugy Thiago Cavalcante Ribeiro Nara Nunes Barbosa Costa Amanda Canário Andrade Azevedo Eriko Soares de Azevedo Vinhaes Nilvano Alves de Andrade

Introduction. The myoepithelioma is a rare benign tumor, most frequently found in the salivary glands. The extrasalivary gland involvement is even rarer and few cases involving the nasal cavity have been reported in the literature. Case Report. MES, a 54-year-old woman, complaining of progressive nasal obstruction and mild epistaxis through the right nostril which had developed 1 year previousl...

2014
Hiroyoshi Iguchi Kei Yamada Hideo Yamane Shigeo Hashimoto

Tumors of the accessory parotid gland (APG) are rare, and pleomorphic adenoma (PA) is the most common benign APG tumor subtype. Myoepithelioma of the APG is much rarer than PA, and to date, only 5 cases have been sporadically reported in the English literature. We describe the clinicopathological and MRI findings of an epithelioid myoepithelioma of the APG that was treated in our hospital. The ...

Journal: :Acta otorhinolaryngologica Italica : organo ufficiale della Societa italiana di otorinolaringologia e chirurgia cervico-facciale 2006
E Ferri I Pavon E Armato S Cavaleri P Capuzzo F Ianniello

Myoepithelioma is a rare neoplasm of the salivary glands, generally occurring in the parotid gland and less often in the minor accessory salivary gland of the oral cavity. The histological appearance includes solid, myxoid and reticular growth patterns. Vimentin and S-100 protein are very sensitive but non-specific immunohistochemical markers of neoplastic myoepithelium. Conservative surgery is...

Journal: :Brazilian journal of otorhinolaryngology 2009
Lucas Gomes Patrocinio Priscila Garcia Damasceno José Antonio Patrocinio

Myoepitheliomas are rare tumors that represent about 1% of the salivary gland tumors. Most of them are benign, and only 10% are malignant, and the latter are called malignant myoepitheliomas or myoepithelial carcinomas. The first case of a malignant myoepithelioma was described in 1975, since then there has been a greater incidence of these tumors reported in the parotid gland. Its involvement ...

2015
Achraf Chaari

Myoepithelial carcinomas are tumors arising from myoepithelial cells mainly or exclusively, they showed varied cell types and patterns leading to a wide range of differential diagnoses. Immunohistochemical analysis helped to determine the diagnosis. Recognition of myoepithelial carcinoma is clinically significant because, compared to its benign counterpart (myoepithelioma), It has increased fre...

Journal: :journal of dental research, dental clinics, dental prospects 0
rishabh kapila ashwarya trivedi sudhir r

myoepithelioma is a rare neoplasm of the salivary glands, generally occurring in the parotid gland and less often in the minor accessory salivary glands of the oral cavity. it is known to be a rare entity occurring at unusual locations, which makes it difficult to diagnose. such a rare case of myoepithelioma in salivary glands present at an unusual location around the left orbit is presented here.

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