Advanced Physics for Brachytherapy 2018

Contouring uncertainties CTV HR

on MRI

• CTV

:

HR

➢

Mean deviation <4mm

• GTV, CTV

:

IR

➢

Mean deviation <6-7mm

10

A

GTV HR CTV IR CTV

8

6

4 IDD STAPLE (mm)

2

0

180

240

300

0

60

120

Angle (degrees)

Petric et al. 2013 R&O