A case of malignant peripheral nerve sheath tumor in the auricle
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چکیده
منابع مشابه
Malignant Peripheral Nerve Sheath Tumor in the Maxilla: Report of a Rare Case
Malignant peripheral nerve sheath tumor (MPNST) is a rare malignant tumor that develops either from a preexisting neurofibroma or de novo. The cell of origin is believed to be the Schwann cell and possibly other nerve sheath cells. In this report, we describe a rare case of MPNST that arise from the socket of second left maxillary molar that has been already extracted in a young man. He was ref...
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Malignant peripheral nerve sheath tumor (MPNST) is a rare nerve sheath tumor derived from Schwann cells or pleuripotent cells of neural crest. Neurogenic tumors make about 10-20% of all mediastinal tumors. Incidence of MPNST is 0.001% in general population and 0.16% in patients with neurofibromatosis I (NF I). We report a case of 60 year female presenting with progressive cough and breathlessne...
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285 omas are the cavernous type, whereas vertebral hemangiomas are most frequently of the capillary type. The bony trabeculae within this tumor are thought to be the result of osteoclastic resorption and osteoblastic activity by the growing vascular tumor [5]. The treatment of choice for intraossoeus hemangioma is en bloc resection with an adequate normal bone margin, and the bony defect can be...
متن کاملmalignant peripheral nerve sheath tumor in the maxilla: report of a rare case
malignant peripheral nerve sheath tumor (mpnst) is a rare malignant tumor that develops either from a preexisting neurofibroma or de novo. the cell of origin is believed to be the schwann cell and possibly other nerve sheath cells. in this report, we describe a rare case of mpnst that arise from the socket of second left maxillary molar that has been already extracted in a young man. he was ref...
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BACKGROUND Malignant peripheral nerve sheath tumor is a rare soft tissue sarcoma of ectomesenchymal origin. It is the malignant counterpart of benign soft tissue tumors like neurofibromas and schwannomas and may often follow them. Common sites include deeper soft tissues, usually in the proximity of a nerve trunk. Breast is an extremely rare location of this lesion and presentation as a breast ...
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ژورنال
عنوان ژورنال: JOURNAL OF JAPAN SOCIETY FOR HEAD AND NECK SURGERY
سال: 2019
ISSN: 1349-581X,1884-474X
DOI: 10.5106/jjshns.29.59