False negative tests in breast cancer may lead to wrong drug choice
Monday, June 27, 2011 - 15:32
in Health & Medicine
A team of Yale Cancer Center researchers has confirmed that between 10-20% of breast cancers classified as Estrogen Receptor (ER) negative are really positive. Understanding when and why breast cancers may be misclassified has important implications for treatment and outcomes for women diagnosed with breast cancer. Its findings are published online in the June 28 Journal of Clinical Oncology.