Advanced Physics for Brachytherapy 2018

Penil brachytherapy

PTV

Urethra

V150 [SD]

8.9 [0.9] 8.7 [1.1] V200 [SD]

D 1cc [SD]

D 0.5 cc [SD] D 0.1 cc [SD]

Dmax [SD]

99.2 [1.7] 97.0 [3.0] GTV V100 [SD]

V100 [SD]

TG43

74.3 [15.0] 20.7 [2.8] 70.0 [14.1] 18.6 [2.3]

6.9 [2.2] 31.6 [14.1] 76.5 [5.3] 88.8 [9.4] 7.2 [3.1] 36.2 [13.8] 68.5 [4.5] 85.0 [9.0]

Monte Carlo

MC - TG43 dose difference (Gy)

-2.3

-4.3

-2.0

-0.3

0.4

4.6

-8.1

-3.7

MC - TG43 dose difference (%)

-2.3

-5.8

-9.7

-2.9

5.1

14.6

-10.6

-4.2

Carlone et al, World Brachy Congress 2016