500-501 / 3581
Floor/ceiling mounted kV strategy at
Rigshospitalet
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10/13 linacs have Exactrac capabilities
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Exactrac images are used:
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When speed is important (palliative; prostate), simultaneous
acquisition
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In between non-coplanar beams (brain)
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When dose is a concern (breast-whole)
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When 6D position correction is desirable (brain)
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Integration with Brainlab 6D couch
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When markers are available (prostate; breast-boost)