ESTRO Multidisciplinary Management of Breast Cancer 2017

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Example ....
Pre-operative
imaging
•Minimal free
margin = 2
mm;
•CTV margin
1.3 cm
•Free margins >
1.5 cm in all
directions,
except in medial
direction, free
margin 2 mm.
•CTV margin 1.3
cm medial
Tumorbed
CTV
PTV