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PTV in practice: oesophagus
•
Margins used in clinical
practice at UZ Brussel:
Helical TomoTherapy
Delineation on CT, PET-CT
and MRI (MIM software
environment)
Daily MV-CT
Antero-posterior: 8mm
(upper and mid 1/3),
10mm (GEJ)
The PTV 2017 - D. Verellen
There and back again