204-205 / 1778
Skin marks versus daily bony registration
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Daily image guidance with bony fusion
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Initial set-up according to skin marks
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Image fusion according to bone
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Verification of fusion
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Couch correction
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Typically 5mm PTV margin
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Set-up on skin marks (no daily image guidance):
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Imaging at first RT or e.g. weekly
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Typically 7-10mm PTV margin
L.Laursen, RO 105 (2012) 220–225
CT
CBCT