1Louis DN, Ohgaki H, Wiesder OD, et al. The 2007 WHO classi- fication of tumours of the central nervous system [ J]. Acta Neuro- pathologica, 2007, 114(2): 97-109.
2Ando K, Imagama S, ho Z, et al. Differentiation of spinal schwannomas and myxopapillary ependymomas: MR imaging and patlmlogic features [ J ]. Journal of Spinal Disorders & Tech- niques, 2014, 27(2) : 105-110.
3Kemohan JW. Primary tumors of the spinal cord and intradural filum terminale [ A ]. In: Penfield W editor. Cytology and cellular pathology of the nervous system [ M ]. 3th. New York: Paul B Hoeber, 1932.
4Louis DN, Ohgaki H, Wiestler OD, et al. WHO classification of turnouts of the central nervous system [ M ]. Lyon: IARC Press,2007. 72 - 73.
5Whittemore DE, Grondahl RE, Wong K. Primary extraneural myxopapillary ependymoma of the broad ligament [ J ]. Arch Pathol Lab Med, 2005, 129(10) : 1338 - 1342.
6Cappabianca S, Barberi A, Grassi R, et al. Myxopapillary ependymoma of the ischioanal fossa [ J ]. Br J Radiol, 2003, 76 (909) :659 - 661.
7Lim SC, Jang SJ. Myxopapillary ependymoma of the fourth ventricle [J]. Clin Neurol Neurosurg, 2006, 108(2):211-214.
8Nakama S, Higashi T, Kimura A, et al. Double myxopapillary ependymoma of the cauda equina [J]. J Orthop Sci, 2005, 10(5): 543 - 545.
9Davis C, Bamard RO. Malignant behavior of myxopapillary epondymoma. Report of three cases[J]. J Neurosurg, 1955, 62(6): 925 - 929.
10Rezai AR, Woo HH, Lee M, et al. Disseminated ependymomas of the central nervous system [J]. J Neurosurg, 1996, 85(4) :618 - 624.