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Supratentorial Ependymoma
Majda M. Thurnher, MD
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KEY FACTS

  • Imaging

    • Top Differential Diagnoses

      • Pathology

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Abbreviations

              • Supratentorial ependymoma (STE)
            • Synonyms

              • Hemispheric STE (a.k.a. brain surface ependymoma)
              • Supratentorial ectopic cortical ependymoma
              • Cortical ependymoma
            • Definitions

              • Ependymoma in supratentorial location

            IMAGING

            • General Features

              • CT Findings

                • MR Findings

                  • Imaging Recommendations

                    DIFFERENTIAL DIAGNOSIS

                      PATHOLOGY

                      • General Features

                        • Staging, Grading, & Classification

                          • Gross Pathologic & Surgical Features

                            • Microscopic Features

                              CLINICAL ISSUES

                              • Presentation

                                • Demographics

                                  • Natural History & Prognosis

                                    • Treatment

                                      DIAGNOSTIC CHECKLIST

                                      • Consider

                                        Selected References

                                        1. Khilji MF et al: Supratentorial extraventricular anaplastic ependymoma in a child. BMJ Case Rep. 2014, 2014
                                        2. Purdy E et al: Ependymoma in children under the age of 3 years: a report from the Canadian Pediatric Brain Tumour Consortium. J Neurooncol. 117(2):359-64, 2014
                                        3. Alexiou GA et al: Supratentorial ependymomas in children: Analysis of nine cases. J Pediatr Neurosci. 8(1):15-8, 2013
                                        4. Cage TA et al: A systematic review of treatment outcomes in pediatric patients with intracranial ependymomas. J Neurosurg Pediatr. 11(6):673-81, 2013
                                        5. Li JY et al: Giant cell ependymoma-report of three cases and review of the literature. Int J Clin Exp Pathol. 5(5):458-62, 2012
                                        6. Reis F et al: Supratentorial tanycytic ependymoma: an uncommon fibrillary ependymoma variant. Arq Neuropsiquiatr. 69(4):723, 2011
                                        7. Niazi TN et al: WHO Grade II and III supratentorial hemispheric ependymomas in adults: case series and review of treatment options. J Neurooncol. 91(3):323-8, 2009
                                        8. Yi W et al: Expression of leucine-rich repeats and immunoglobulin-like domains (LRIG) proteins in human ependymoma relates to tumor location, WHO grade, and patient age. Clin Neuropathol. 28(1):21-7, 2009
                                        9. Lehman NL: Central nervous system tumors with ependymal features: a broadened spectrum of primarily ependymal differentiation? J Neuropathol Exp Neurol. 67(3):177-88, 2008
                                        10. Lehman NL: Patterns of brain infiltration and secondary structure formation in supratentorial ependymal tumors. J Neuropathol Exp Neurol. 67(9):900-10, 2008
                                        11. Miyazawa T et al: Supratentorial ectopic cortical ependymoma occurring with intratumoral hemorrhage. Brain Tumor Pathol. 24(1):35-40, 2007
                                        12. Rousseau E et al: Trisomy 19 ependymoma, a newly recognized genetico-histological association, including clear cell ependymoma. Mol Cancer. 6:47, 2007
                                        13. Vinchon M et al: Supratentorial ependymoma in children. Pediatr Neurosurg. 34(2):77-87, 2001
                                        14. Schwartz TH et al: Supratentorial ependymomas in adult patients. Neurosurgery. 44(4):721-31, 1999
                                        15. Spoto GP et al: Intracranial ependymoma and subependymoma: MR manifestations. AJR Am J Roentgenol. 154(4):837-45, 1990
                                        Related Anatomy
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                                        Related Differential Diagnoses
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                                        References
                                        Tables

                                        Tables

                                        KEY FACTS

                                        • Imaging

                                          • Top Differential Diagnoses

                                            • Pathology

                                              • Clinical Issues

                                                • Diagnostic Checklist

                                                  TERMINOLOGY

                                                  • Abbreviations

                                                    • Supratentorial ependymoma (STE)
                                                  • Synonyms

                                                    • Hemispheric STE (a.k.a. brain surface ependymoma)
                                                    • Supratentorial ectopic cortical ependymoma
                                                    • Cortical ependymoma
                                                  • Definitions

                                                    • Ependymoma in supratentorial location

                                                  IMAGING

                                                  • General Features

                                                    • CT Findings

                                                      • MR Findings

                                                        • Imaging Recommendations

                                                          DIFFERENTIAL DIAGNOSIS

                                                            PATHOLOGY

                                                            • General Features

                                                              • Staging, Grading, & Classification

                                                                • Gross Pathologic & Surgical Features

                                                                  • Microscopic Features

                                                                    CLINICAL ISSUES

                                                                    • Presentation

                                                                      • Demographics

                                                                        • Natural History & Prognosis

                                                                          • Treatment

                                                                            DIAGNOSTIC CHECKLIST

                                                                            • Consider

                                                                              Selected References

                                                                              1. Khilji MF et al: Supratentorial extraventricular anaplastic ependymoma in a child. BMJ Case Rep. 2014, 2014
                                                                              2. Purdy E et al: Ependymoma in children under the age of 3 years: a report from the Canadian Pediatric Brain Tumour Consortium. J Neurooncol. 117(2):359-64, 2014
                                                                              3. Alexiou GA et al: Supratentorial ependymomas in children: Analysis of nine cases. J Pediatr Neurosci. 8(1):15-8, 2013
                                                                              4. Cage TA et al: A systematic review of treatment outcomes in pediatric patients with intracranial ependymomas. J Neurosurg Pediatr. 11(6):673-81, 2013
                                                                              5. Li JY et al: Giant cell ependymoma-report of three cases and review of the literature. Int J Clin Exp Pathol. 5(5):458-62, 2012
                                                                              6. Reis F et al: Supratentorial tanycytic ependymoma: an uncommon fibrillary ependymoma variant. Arq Neuropsiquiatr. 69(4):723, 2011
                                                                              7. Niazi TN et al: WHO Grade II and III supratentorial hemispheric ependymomas in adults: case series and review of treatment options. J Neurooncol. 91(3):323-8, 2009
                                                                              8. Yi W et al: Expression of leucine-rich repeats and immunoglobulin-like domains (LRIG) proteins in human ependymoma relates to tumor location, WHO grade, and patient age. Clin Neuropathol. 28(1):21-7, 2009
                                                                              9. Lehman NL: Central nervous system tumors with ependymal features: a broadened spectrum of primarily ependymal differentiation? J Neuropathol Exp Neurol. 67(3):177-88, 2008
                                                                              10. Lehman NL: Patterns of brain infiltration and secondary structure formation in supratentorial ependymal tumors. J Neuropathol Exp Neurol. 67(9):900-10, 2008
                                                                              11. Miyazawa T et al: Supratentorial ectopic cortical ependymoma occurring with intratumoral hemorrhage. Brain Tumor Pathol. 24(1):35-40, 2007
                                                                              12. Rousseau E et al: Trisomy 19 ependymoma, a newly recognized genetico-histological association, including clear cell ependymoma. Mol Cancer. 6:47, 2007
                                                                              13. Vinchon M et al: Supratentorial ependymoma in children. Pediatr Neurosurg. 34(2):77-87, 2001
                                                                              14. Schwartz TH et al: Supratentorial ependymomas in adult patients. Neurosurgery. 44(4):721-31, 1999
                                                                              15. Spoto GP et al: Intracranial ependymoma and subependymoma: MR manifestations. AJR Am J Roentgenol. 154(4):837-45, 1990