A new study shows that preventive mastectomy — removing both breasts in women who don't have breast cancer, but who are genetically at risk — dramatically reduces their chances of getting the disease. In this hour, we'll hear about this study, and talk with one of its participants.
*Professor, medicine and genetics
*Director of the breast cancer program, Abramson Cancer Center at the University of Pennsylvania
*Participant in the University of Pennsylvania study on preventive mastectomies