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Multiple initial imaging and daily CBCT
Cervix cancer irradiation, are there any solution?
Ask the patient to have reproducible bladder and rectal filling
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Not really reproducible unless you ask for empty bladder, wich is nor
optimal for sparring intestines from radiotherapy dose
Create a plan library with plans for different bladder volumes
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Small, Medium, Large
Can be done
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at treatment planning with ‘full bladder’ and ‘empty bladder’
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Simulate different bladder fillings
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Make several plans based on different bladder fillings
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Select plan of the day based on on-line CBCT measured bladder filling
Bondar et al. IJROBP 2012