From: A treatment planning study comparing IMRT techniques and cyber knife for stereotactic body radiotherapy of low-risk prostate carcinoma
Organ
Rectum
V18 Gy
<  50%
V29 Gy
<  20%
V32.6 Gy
<  10%
V36.25 Gy
<  5%
Urinary bladder
<  40%
Femoral heads
V14.5 Gy