IMRT 2018

1800,0

cc

Black: pts with tox

1600,0

1400,0

Grey: pts without tox

1200,0

UVA: V15 best predictor - due to larger differences at low doses compared to V40-V50 (geometry, no biology !!!!)

1000,0

800,0

600,0

400,0

200,0

0,0

0,0 10,0 20,0 30,0 40,0 50,0 60,0

Gy

V15 as a surrogate of the high-dose region in the box technique

NO BIOLOGICAL MEANING - DONT USE IT (ALONE) IN IMRT OPTIMIZATION

06/06/2018