9391/3 Tanycytic ependymoma



Definitions

Tumours of the central nervous system
ICD-O-3 topography code: C70, C71 and C72
ICD10: C70, C71 and C72
           

Tanycytic ependymoma is a histological variant of ependymoma, characterized by an arrangement of tumour cells in fascicles of variable width and cell density 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



. It corresponds to WHO grade II and occurs most commonly in the spinal cord.