Brain 17 Vienna
Metric
worse ideal value low 1.0
calculation
conformity index (RTOG)
rCI V Rx
/ V PTV
conformity index (Paddick)
pCI V 2
/ V PTV
x V Rx
low 1.0
PTV,Rx
homogeneity index
HI
D max
/ D Rx
high 1.0
gradient index
GI V 50%
/ V 100%
high 1.0
V Rx V PTV D max D Rx V PTV,Rx
- volume covered by prescription isodose
- PTV volume
- overlapping volume
Metrics for high precision RT
- maximum dose in the PTV - prescription dose in the PTV
Made with FlippingBook - Online catalogs