IMRT 2017

QA of prescription

Dose limits include two types of dose restrictions to OARs: • OARs tolerances (QUANTEC, TG-101, NRG-BR001, …) • Constraints/Objetives

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Target volume, dose and number of fx

Location

“Dosimetric quality”

Treatment technique

Many times what is achievable is (much) lower than is tolerable (ALARA)

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