Gynae BT 2017

Example 1 Manual dose optimisation

Dose

Dwell times

Standard

tandem

Point A = 17.5Gy ~ 85Gy EQD2

ring right

100%

ring left

Manual optimisation

tandem

100% Point A = 13.1Gy ~ 72Gy EQD2 Reduction: 25%

ring right

ring left

11