ESTRO course on Image Guided Radiotherapy in Clinical Practice 2018

Risk- Incorrect planning or margins

No markers

Implanted markers

No of patients

213

25

Margins (mm)

6 mm right left (RL) 10 mm anterior posterior (AP) and cranial–caudal (CC)

3 mm LR and 5 mm AP and CC.

5-year freedom from biochemical failure

91%

58%

Engels IJROBP 2009