2017_SBRT_Course Book

Content Examples of tough cases

Prescription changes

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Unexpected shifts

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Wrong CT for matching with CBCT

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• Too low dose due to proximity of OAR • Too small lesions to detect on CBCT • Software upgrades • VMAT Control points • Beam calibration

Objectives:

– To know what might go wrong once an SBRT program is running– what are the weak links in the chain? – To know how to keep your SBRT program save