1327 / 1726
32
Planning aim and prescription dose
Planning aim: what you want to obtain
Prescribed dose: what you decide to treat
Structure Dose parameter
Planning aim, Gy Prescribed dose
Gy
Target
Point A
7Gy
6.5Gy
Bladder
ICRU point
≤ 7Gy
6.8 Gy
Rectum ICRU point
≤ 75% of 7Gy
5.3 Gy
Example 2