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Which is the weakest point in our
modern radiotherapy treatment chain?
A. Dose calculation?
B. Positioning uncertainties?
C. Contouring uncertainties?
D. Quality control of the
treatment machine?
E. Patient changes (weight
loss, movements…)?
F. RTTs?
G. Physicists?
H. Physicians?
Dose calculation?
Positioning uncertainties?
Contouring uncertainties?
Quality control of the treatm...
Patient changes (weight loss,...
RTTs?
Physicists?
Physicians?
4%
25%
31%
8%
3% 4%
26%
0%