1317 / 1778
2
Paradox of standard point A dose prescription
50
60
70
80
90
100
110
120
130
140
0 10 20 30 40 50 60 70 80 90 100 110
Volume HR CTV, cm
3
HR-CTV D90 standard
Violation of OAR constraint
K Tanderup et al, Radiother Oncol 2010
Point A dose = 85Gy
Standard loading pattern