although few confirmatory autopsies are available , long-term survival in patients with astrocytomas with atypical and anaplastic foci who were treated with 60 gy plus bcnu ( 5-yr survival , 22 % ) suggests no significant late cns toxicity , compared to 60 gy alone ( 5-yr survival , 15 % ) .
C0004114
astrocytomas
C3714787
cns