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How to reduce the boost volume ?
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Pathology; discuss with your pathologist:
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Free margins in 6 directions
smaller delineated CTV
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Surgery; discuss with your surgeon:
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Limit excision volumes; no tumor on ink is sufficient !
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Limit size of seroma cavity
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Place clips to reduce uncertainty
to reduce volume
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Avoid oncoplastic surgery in case of indication for boost ?
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Chemotherapy:
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If required anyway: consider to give it upfront
Smaller tumor, smaller
excision volumes.
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Consider to give it prior to RT to increase time between OK and RT ?