IMRT

courtesy D. Lockman/D. Yan (WBH)

Margin adaptation ‘visually’

Population distribution of setup errors

Patient-specific distribution (small random variation)

SI

patient-specific margin

Lat

systematic setup error , to be used for patient-specific correction

Population-margin

ESTRO IMRT course 2015 Adaptive Radiotherapy Brussels October 8th, 2015

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