9394/1 Myxopapillary ependymoma


Definitions

Tumours of the central nervous system
ICD-O-3 topography code: C70, C71 and C72

A slow-growing subtype of ependymoma that typically occurs in young adults and arises almost exclusively in the conus-cauda-filum terminale region. It correponds to WHO grade I, generally has a favorable prognosis, but may be difficult to resect completely. It is characterized histologically by GFAP-expressing tumor cells arranged in a papillary fashion around vascularized mucoid stromal cores 1
 
Louis DN, Ohgaki H, Wiestler OD, Cavenee WK (Eds.)
WHO Classification of Tumours of the Central Nervous System.
4th Edition
International Agency for Research on Cancer: Lyon 2007



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