Women with BRCA-related breast cancer who have a double mastectomy are nearly 50 percent less likely to die of breast cancer within 20 years of diagnosis compared to women who have a single mastectomy, according to a new study.
Women with BRCA-related breast cancer who have a double mastectomy are nearly 50 percent less likely to die of breast cancer within 20 years of diagnosis compared to women who have a single mastectomy, according to a new study.