What is the maximum acceptable hot spot for hypofractionation breast?
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1 Answers
Mednet Member
Radiation Oncology · Varian Medical Systems/Allegheny health network
We in our practice follow below guideline
V110 of zero percent
V105 less than 10 percent (accept up to 15)
no V105 in IM fold and nipple areolar region
Try to achieve above with FIF, mixed beams and if can't get above then tangential beam IMRT or prone positioning