Physics Athens 2016

Intensity modulation in VMAT/RapidArc

Contribution of dose to a small subvolume of the target volume from a small angle

VMAT subsequent segments

Gantry angle rotation

A i+2 DR i+2 G i+3 GS i+3

A i+1 DR i+1 G i+1 GS i+1

A i DR i G i GS i

PTV