Jun 20, 2017
'Breast Cancer Genes': How Much Do They Increase Cancer Risk?
Women who carry genetic mutations in the breast cancer genes, called BRCA1 and BRCA2, have about a 70 percent chance of developing breast cancer in their lifetimes, according to a new study. The findings are based on an analysis of nearly 10,000 women with mutations in either the BRCA1 or...