1172 / 1601
Empty bladder
Margins respective of filling
CTV
PTV
(cm)
Small
PTV
Intermediate
PTV
Large PTV
If difference
CTV1 and CTV3
is > 50 cc:
Based on CT30
If difference
CTV1 and CTV3
is < 50 cc:
CT0
Anterior
0.5
1.5
1.5
2.0
Posterior
0.5
1.0
1.0
1.2
Lateral
0.5
0.5
0.5
0.75
Superior
0.5
1.5
1.5
2.5
Inferior
0.5
0.5
0.5
0.75