Course book Advanced Treatment Planning 2018

Prescribing

• Add volume parameters where relevant ➢ e.g. V 20 Gy for lung

• For parallel structures, worth reporting more than 1 dose point ➢ i.e. moving towards dose-volume reporting

• Essential to add units e.g D

or V

50 %

20 Gy

D V

= dose covering 50% of the target volume

• •

50 %

= volume receiving 20 Gy (or less)

20 Gy