EPENDYMOMA
نویسندگان
چکیده
منابع مشابه
Holocord ependymoma.
Intramedullary tumors affecting the entire cord from the cervicomedullary junction to the conus are termed "holocord tumors". Ependymomas are the most frequent intramedullary tumor in adults. Holocord ependymoma is an exceedingly rare condition. An extensive review of the literature revealed that only five other cases have been reported. We report the sixth case of holocord ependymoma. In this ...
متن کاملSupratentorial tanycytic ependymoma: an uncommon fibrillary ependymoma variant.
A 6-year-old boy with focal seizures and headache. Diagnostic imaging demonstrated a right subcortical parietooccipital heterogeous expansive lesion, with growth into the adjacent ventricular system (Fig 1). Histological analysis led to the diagnosis of tanycytic ependymoma, as tumor cells have features resembling tanycytes (Fig 2). More than half of these tumors occur in the spinal cord. Supra...
متن کاملSubcutaneous sacrococcygeal myxopapillary ependymoma.
We report a case of myxopapillary ependymoma presenting as a primary tumor of the subcutaneous tissue in the sacrococcygeal region. The mass was large, well-encapsulated, lobulated, and multiseptated, with varying signal intensity on T1- and T2-weighted MR images caused by hemorrhagic necrosis, blood degradation products, and calcification. Only a small viable portion enhanced after administrat...
متن کاملMolecular genetics of ependymoma
Brain tumors are the leading cause of cancer death in children, with ependymoma being the third most common and posing a significant clinical burden. Its mechanism of pathogenesis, reliable prognostic indicators, and effective treatments other than surgical resection have all remained elusive. Until recently, ependymoma research was hindered by the small number of tumors available for study, lo...
متن کاملPostoperative radiotherapy for ependymoma
PURPOSE To evaluated the patterns of failure, survival rate, treatment-related toxicity and prognostic factors in postoperative radiotherapy of patients with ependymoma. MATERIALS AND METHODS Thirty patients who underwent surgery and postoperative radiotherapy for ependymoma between the period of June 1994 and June 2008 were reviewed retrospectively. The age of patients ranged from 21 months ...
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ژورنال
عنوان ژورنال: Neuro-Oncology
سال: 2012
ISSN: 1522-8517,1523-5866
DOI: 10.1093/neuonc/nos099