Schwannoma Located in Nasopharyngeal Region
نویسندگان
چکیده
منابع مشابه
Schwannoma Located in Nasopharyngeal Region
Schwannoma is a tumor which has neuroectoderm origins, is hard, well-circumscribed, encapsulated, and slow growing benign cranial tumor, and may autonomously grow out of the nerve sheath of peripheral nerves. It is mostly seen in the head and neck region. In the paranasal sinus and nose areas, it is seen at a rate of 4%. The diagnosis is mostly made after histopathological examination. In this ...
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Schwannoma is a benign tumor that originates from the presence of Schwann cells of the peripheral nerves. They are usually asymptomatic, do not recur, and malignant transformation is rare. The preoperative diagnosis is often difficult, and although computed tomography and magnetic resonance imaging are very helpful, in the majority of cases, the diagnosis can only be made during surgery and by ...
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A schwannoma is a benign peripheral nerve sheath tumor arising from Schwann cells. Most schwannomas are solid tumors and cystic degeneration and hemorrhage can be seen (1). A benign schwannoma can display degenerative changes, such as hyalinization, hemorrhaging, calcification, and cyst formation. These changes are usually partially visible in the tumors (1-6). Few reports have described a pure...
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ژورنال
عنوان ژورنال: Case Reports in Otolaryngology
سال: 2016
ISSN: 2090-6765,2090-6773
DOI: 10.1155/2016/8260629