Imaging for early stage breast cancer
Comparison of 4 different external beam RT techniques: 3D CRT, IMRT, helical Tomotherapy, proton beam therapy
Average lung receiving 20% of prescribed dose Proton 0.4% IMRT 2.3% 3D CRT 6.0% Tomo 14.2% P<0.001
N=30 patients
Lung
Non-target breast
Target
50% of prescribed dose to non-target breast: Proton mean 16.5 % Tomo mean 22.8% IMRT mean 33.3% 3D CRT mean 40.9% P<0.001
Moon et al, R&O 2009
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