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3DCRT: robust conformal delivery
- Limits in conformality
(limited, but existing, concavity of
PTV !)
- Treated volume (ICRU) much
larger than PTV
- Dose to many structures not
strictly «under control» (genitals,
bones, bone marrow…..) and, in
several cases, relevant (50-80%)
Guerrero-Urbano 2006