948 / 1224
/
SBRT for re-irradiation
15
Spinal cord tolerance in primary radiotherapy
50Gy
0.2%
60Gy
6%
Risk of
myelopathy
Conversion of physical doses into 2Gy equivalent doeses:
LQ model with α/β ~ 2Gy
Kirkpatrick QANTEC IJROBP 2005