648 / 923
Second malignancy after prostate radiation
Rectal cancer
RR compared to RP (SEER database –
Nieder et al - 2008
)
•
RP - 1.0
•
EBXRT – 1.26
•
BT – 1.08
•
BT + EBXRT – 1.21
Bladder cancer
– more common than rectal cancer - RR 1.5