ESTRO Brachytherapy for Prostate Cancer 2018

Questionnaire (49 European brachytherapy centers – 2007 ):

PTV = CTV + margin

CTV =

Prostate + 0 mm = 18/49

Prostate + margin = 31/49

Prostate contour: 100 %

base :

0 mm = 13

3 – 5 mm = 25

> 5mm = 5

midgland: 0 mm= 13

3 – 5 mm = 28

> 5 mm = 0

apex :

0 mm = 13

3 – 5 mm = 27

> 5 mm = 1