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What margin do you use when treating the prostate bed/fossa?

Do you use the same or more generous PTV expansions as definitive prostate cases?
1 Answer
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Radiation Oncology · Varian Medical Systems/Allegheny health network
Answered on

We use similar PTV margin of 5 mm. The only difference is in the definition, surgical bed CTV also includes ITV at the level of SV.

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