Biomarker predicts long-term risk of breast cancer recurrence

Thursday, September 12, 2013 - 11:30 in Health & Medicine

A comparison of three methods of predicting the risk of recurrence in women treated for estrogen-receptor-positive breast cancer finds that only the breast cancer index -- a biomarker based on the expression levels of seven tumor-specific genes -- accurately identifies patients who continue to be at risk after five years of treatment with either tamoxifen or the aromatase inhibitor anastrozole.

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