Breast Cancer Genetics

  • Peutz-Jeghers Syndrome

    People with this syndrome have dark moles around the mouth, nose, and eyes, as well as multiple polyps in the intestines.

  • Ataxia Telangiectasia (A-T)

    The risk for breast cancer may be increased for women who carry the A-T gene. Ataxia telangiectasia is a rare childhood disease that affects the nervous system and other body systems.