IGRT
2D Portal Images 69%
kV Conebeam CT 67%
MV Conebeam CT 18%
Online IGRT Modalities
0
10
20
30
40
50
60
70
80
90
100
2D kV 3D kV 2D MV 3D MV Gating
Percentage (%)
lung
prostate
Offline IGRT Modalities
0
10
20
30
40
50
60
70
80
90
100
2D kV 3D kV 2D MV 3D MV Gating
Percentage (%)
lung
prostate
Adaptive Radiation Therapy… 0%
Does not correlate