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Does a high genomic risk score impact your radiation fields for patients with breast cancer?

For example, would a high Oncotype warrant treating with RNI in a patient who would otherwise be treated with high tangents?
3 Answers
Mednet Member
Mednet Member
Radiation Oncology · Baptist Health South Florida / Lynn Cancer Institute
Answered on

Agree with @Dr. First Last.

In SLN-negative situations with high scores, I would favor whole breast (rather than PBI). High genomic risk scores have been correlated with increased LRR.

Elegant summary recently presented by @Dr. First Last,

ASTRO – Session EDU23.

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Radiation Oncology · Baylor College of Medicine Department of Radiation Oncology
Answered on

There aren't prospective randomized data to support this, but I do use Oncotype to help me decide when to apply EORTC 22922 to offer RNI for medial, node-negative cancers. Although the trial was negative for its primary endpoint of overall survival, I a) find the absolute reduction in breast cancer ...

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Radiation Oncology · Varian Medical Systems/Allegheny health network
Answered on

For SLN-positive patients, if the high genomic score favors RNI instead of high tangent.

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