Microsoft Word - Scientific Program IGRT 2016 Madrid V3

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QUANTEC Guidelines : from 3D-RT…
• Rectal constraints
• Conventional
fractionation (≤78Gy)
• V50 < 50%,
• V60 < 35%,
• V65 < 25%,
• V70 < 20%,
• V75 <15%.
Michalski J et al., IJROBP 2010