3D vs. VMAT
3DC
VMAT
Interplay effect?
0
5
10
15
20
25
30
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
Dose (Gy)
Diode number
0.5
1.5
2.5
2 cm respiration
amplitude