نتایج جستجو برای: plasmacytoid myoepithelioma

تعداد نتایج: 3816  

2009
Mustafa Fuat Acikalin Özgül Pasaoglu Hamdi Çaklı Kezban Gürbüz Funda Canaz

A malignant myoepithelioma is one of the rarest salivary gland neoplasms which may either arise de novo or develop within a preexisting pleomorphic adenoma or benign myoepithelioma. The parotid gland is the most common primary site and the palate the most common intra-oral site of occurrence. Herein is present a case of a malignant myoepithelioma arising in the hard palate of a 79-year-old woma...

2000
Ufuk Cagirici Abdullah Sayiner Ilhan Inci Ali Veral

A 54-year-old woman with myoepithelioma, a very rare tumor of the lung, is reported. The patient presented with exertional dyspnea, cough and intermittent pleuritic chest pain. Her chest X-ray revealed a peripheral 2 cm mass in the left lower lung zone. Bronchoscopy was normal. She underwent thoracotomy in which a wedge-resection was performed. Histological examination of the specimen demonstra...

2016

Benign and malignant tumours originating from myoepithelial cells are rarely seen in clinical practice. Myoepithelioma of the middle ear is a very rare condition. A 54-year-old woman was admitted to our department, complaining of ear fullness, otalgia, and tinnitus in the left ear beginning 4 years earlier. The tumor Diagnosed as the left ear benign myoepithelioma. The tumor was removed. The os...

Journal: :Journal of clinical and diagnostic research : JCDR 2013
Yumi Mochizuki Ken Omura Kae Tanaka Kei Sakamoto Akira Yamaguchi

We are reporting a case of recurrent myoepithelioma of the parotid gland, that emerged as a cutaneous mass. She had a retroauricular subcutaneous mass with an underlying diagnosis of a cutaneous myoepithelioma, which was excised at a hospital's Dermatology Department 2 years earlier. The tumour was observed above the platysma and it was considered as a cutaneous myoepithelioma without the parot...

Journal: :journal of research in medical sciences 0
amir h. jafarian department of pathology, ghaem hospital, mashhad university of medical sciences, mashhad, iran abbas a. omidi department of pathology, ghaem hospital, mashhad university of medical sciences, mashhad, iran nema m. roshan department of pathology, ghaem hospital, mashhad university of medical sciences, mashhad, iran mehdi montazer department of pathology, ghaem hospital, mashhad university of medical sciences, mashhad, iran bahareh joushan department of endodontics, faculty of dentistry and dental research center, mashhad university of medical sciences, mashhad, iran

myoepithelioma is an uncommon benign neoplasm that most likely occurs in the parotid gland. extra-salivary myoepitheliomas are rare, with less than 10 cases reported in the sinonasal cavity. we present a rare case of benign myoepithelioma with recurrent behavior, abundant extensions to adjacent structures, and resistant to treat clinical course, which influenced the patient’s quality of life fo...

2011
Kapila Rishabh Trivedi Ashwarya Sudhir R

Myoepithelioma is a rare neoplasm of the salivary glands, generally occurring in the parotid gland and less often in the mi-nor 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 h...

2013
Saurabh Agarwal Mohan Jagade Aseem Mishra Shreyas Joshi

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...

2017
Mark Weitzel Jason E Cohn Harvey Spector

Myoepithelioma is a rare salivary gland neoplasm. They most commonly affect the major and minor salivary glands with the parotid gland being the most common, approximately 40%. Only 1% of all salivary gland neoplasms are myoepitheliomas. Myoepithelioma is usually a benign tumor arising from neoplastic myoepithelial or basket cells which are found between the basement membrane and the basal plas...

2001
Jihene Kourda Olfa Ismail Bel Hssan Smati Aida Ayadi Tarek Kilani Faouzi El Mezni

This report describes a benign myoepithelioma of the lung that occurred in a 60-year-old woman. The patient had experienced hoarseness for 6 weeks, and a computed tomographic scan showed a nodule of approximately 2 cm in diameter at the peripheral portion of her right upper lung. Positron emission tomography showed no uptake of F-18 fluorodeoxyglucose in the nodule. Wedge biopsy of the lesion s...

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