103 / 1109
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
50 %
or V
20 Gy
•
D
50 %
= dose covering 50% of the target volume
•
V
20 Gy
= volume receiving 20 Gy (or less)