High-, Moderate-, and Low-Penetrance Genes Involved in the Pathogenesis of a Hereditary Disposition to Breast Cancer

PRINTER-FRIENDLY VERSION AT MCMAHONMED.COMBreast cancer is the most common malignancy in women in the United States and the second leading cause of cancer-related death. The American Cancer Society estimates that in 2013, there will be approximately 232,000 new cases of breast cancer (of which 2,000 will be in males) and 40,000 related deaths.1 Larissa A. Korde, MD, MPH Director Prevention Center Shared Resource Assistant Professor Department of Medicine, Division of Oncology Stacey A.