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Breast cancer: New tumor marker guidelines and Oncotype DX

Posted on October 30, 2007

If you re living with breast cancer, chances are you are already familiar with tumor markers, even if you re not aware that you are! That s because estrogen and progesterone receptors (ER/PR) and HER-2 (Human Epidermal Growth Receptor 2) are tumor markers with which many breast cancer patients are at least passingly, if not intimately, familiar. And with the recent release of the American Society of Clinical Oncology s (ASCO) 2007 updated guidelines on tumor markers in breast cancer, as well as their release of a patient brochure on the same subject, it seems timely to take a brief loo...

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breast cancer , cancer , prostate , protein , tumor