Women with ductal carcinoma in situ and elevated commercial DCISion scores (DS) had a significantly higher risk for ipsilateral breast events and a greater relative benefit from radiation therapy than women with lower scores, according to a recent study by researchers from Australia.
Radiation therapy after breast-conserving surgery for DCIS is known to reduce the risk for ipsilateral breast events without altering survival, but its use varies widely due to differing assessments of the