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Special issues for Rotational IMRT
courtesy C. Fiorino, M. Alber
Modern IMRT techniques, especially rotational IMRT:
•
Complexity of field shapes are a challenge for dose calculation algorithms
•
simple field-size dependent Output-Factor corrections (e.g. Pencil Beam) difficult!
→
good head model required!
ESTRO IMRT course 2016
Dose Calculation in Static and Rotational IMRT
London April 7th, 2016
-45-
Treatment field obtained from Varian
RapidArc and its dose distribution in the patient