Physics Bucharest 2017

6/3/2017

P i

P o

Dose (P i

) < Dose (P o

) !!

To get uniform dose to donut irradiate more dose near sparing structure. 13

Courtesy of Uwe Oelfke

IMRT

Source

Phantom

Target

OA R

Dose

14

Courtesy of Uwe Oelfke