2017_IGRT course book

Pulmonary SBRT

Intra-fractional changes of the tumor position

12

10

8

6

4

2

Intrafractional drift (mm)

0

0

10

20

30

40

Fraktionsdauer (min)

2.8mm ± 1.6mm

<34min : 2.2mm >34min : 5.3mm Patient i mobilization with vacuum cushion and double vacuum technique Prudie et al. 2007

Guckenberger Radiat Oncol 2006