the authors report the late results of surgical treatment of 129 intramedullary gliomas ( 48 ependymomas , 53 astrocytomas , 13 spongioblastomas , five glioblastomas , one oligodendroglioma , and nine others ) , with follow-up periods ranging from 1 to 27 years .
C0004114
astrocytomas
C0017636
glioblastomas