Age and WHO Performance Score are
major clinical prognostic factors in
glioblastoma
Glioblastoma (GBM) = poor prognosis
Progression-Free Survival (PFS): variable
Recurrence: operate ?
Prognostic groups
Age
Gender
Extent of surgery
WHO PS
MMSE
Corticoïds
MGMT
Tumor location
0 or 1 2 or 3 < 47.5 > 47.5 Class 1 PFS = 346 PFS = 234 Class 2 < 60.5 > 60.5 Class 3 PFS = 144 PFS = 77 Class 4EORTC 26981 (N=239)
Age
Surgery for recurrence
Class 1
PFS = 346 PFS = 234 Class 2 PFS = 144 Class 3 PFS = 77 Class 4
No treatment of recurrence Surgery