Course book Advanced Treatment Planning 2018
Hard data: microscopic extensions in lung cancer
N=32
30% patients with low grade tumors (now treated with SBRT with few mm margins), have spread at 15 mm distance
100
90
80
70
60
100%
50
Deformation corrected
50%
40
25%
30
20
% cases with extensions
10
0
0 5 10 15 20 25 30 35 40 45 distance from GTV [mm]
Having dose there may be essential!
Slide courtesy of Gilhuijs and Stroom, NKI
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