N	Concordance
1	edulloblastoma, anaplastic  ependymoma, ependymoblastoma, and pineoblastoma.  
2	rocytoma, 1 subependymoma, 4 ependymoma/ependymoblastoma, 1 neurocitoma) and 13 
3	 pineoblastoma, cerebral neuroblastoma, ependymoblastoma, medulloepithelioma,
4	elioma, peripheral neuroepithelioma, or ependymoblastoma. The histologic pattern
5	 -differentiated ependymomas.  The rare ependymoblastoma has a much worse progno
6	with ependymoblast differentiation, the ependymoblastoma, the ependymoma, and th
7	ng irradiation, most tumor cells of the ependymoblastoma became p53 positive, an