ctitis rate for rectal volume irrad
30
20
25
7
10
15%
0
5
<0.8 0.8-1.3 1
CC of R
iated with 160Gy
24
25,5
8
.4-1.8 1.8-2.3 >2.4
ectal Volume
[Snyder et al., Int J Radiat Oncol Biol Phys, 2001]