Cervix BT - 2016

Contouring uncertainties HR-CTV on MRI

 HR CTV:

 Mean deviation <4mm

 GTV, IR CTV:

 Mean deviation <6-7mm

10

A

GTV HR CTV IR CTV

8

6

2 IDD STAPLE (mm) 4

0

180

240

300

0

60

120

Angle (degrees)

Petric et al, R&O 2008

Petric et al, RO 2013

6