Particle Therapy 2017

Dealing with uncertainties

-10% CT DVH analysis Spinal cord Dealing with range uncertainties - robust IMPT planning? Nominal

IMPT

Dt ol

R e l a ti v e v o l u m e

Relative dose

Single field

Nominal Overshoot Nominal Overshoot

Single field

IMPT plan

Lomax et al 2001, Med. Phys. 28:317-324