No Benefit of Contralateral Prophylactic Mastectomy in Most Cancer Patients

Orlando, Fla.—Average-risk breast cancer patients are so unlikely to gain any survival benefit from contralateral prophylactic mastectomy that the 2016 consensus statement issued by the American Society of Breast Surgeons (ASBrS) urges physicians to discourage CPM in those patients. Nonetheless, the use of CPM has increased in breast cancer patients of all ages and at all disease stages across the United States. Patients not only overestimate the risk for contralateral breast cancer