Cervix BT - 2016

Planning aim and prescription dose

 Planning aim: what you want to obtain

 Prescribed dose: what you decide to treat

Example 2

Structure

Dose parameter

Planning aim, Gy

Prescribed dose Gy

Target

Point A

7Gy

6.5Gy 6.8 Gy 5.3 Gy

Bladder Rectum

ICRU point ICRU point

≤ 7Gy

≤ 75% of 7Gy

30