منابع مشابه
Intramedullary spinal melanocytoma
Meningeal melanocytoma is a benign lesion arising from leptomeningeal melanocytes that at times can mimic its malignant counterpart, melanoma. Lesions of the spine usually occur in extramedullary locations and present with spinal cord compression symptoms. Because most reported spinal cases occur in the thoracic region, these symptoms usually include lower extremity weakness or numbness. The au...
متن کاملIntradural Intramedullary Primary Spinal Melanocytoma: A Rare Case Report
Spinal melanocytomas, first described in 1972,1 are rare pigmented tumors of the central nervous system commonly affecting females in their fifth decades. It commonly occurs in the posterior fossa, but spinal melanocytomas have also been reported in various locations with intradural intramedullary lesions being the rarest. Patients can present with varied symptomatology from mild backache, radi...
متن کاملMalignant transformation of intramedullary melanocytoma: case report.
OBJECTIVE Meningeal melanocytomas are low-grade primary melanocytic tumors with benign histological features and a favorable clinical prognosis. Transition from meningeal melanocytoma to primary melanoma of the central nervous system is exceptionally rare, with only 5 cases having been previously reported. Here, we discuss a case of malignant transformation of an intramedullary melanocytoma to ...
متن کاملSpinal meningeal melanocytoma.
A case of spinal meningeal melanocytoma is reported along with clinicopathologic, immunohistochemical and ultrastructural studies. This patient presented clinically with paraparesis, tingling sensation and numbness of both lower extremities of 4 months duration. No mucocutaneous pigmented nevi were found. On operation, scattered coal-black pigmented lesions were found in the meninges between T3...
متن کاملPrimary intramedullary melanocytoma in the cervical spinal cord: Case report and literature review
A 63-year-old man with right hemiparesis was found (on MRI) to have an expansive intramedullary tumorous lesion at the C2-C3 level. After complete neurosurgical tumor resection, the tumor was histologically categorized as an intermediate grade of intramedullary melanocytoma, an uncommon neoplasm. Based on this peculiar case and review of the literature, radical surgical resection appears to be ...
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ژورنال
عنوان ژورنال: Rare Tumors
سال: 2010
ISSN: 2036-3613,2036-3613
DOI: 10.4081/rt.2010.e24