“…6,8 There is growing evidence of the significant reduction of breast cancer incidence from risk-reducing mastectomy 9,10 as well as evidence for medical prevention. 11 Although there has been some debate regarding cancer risk in unaffected noncarriers of a BRCA1 and/or BRCA2 mutation, 12 recent studies suggest that individuals identified as noncarriers can be reassured that their breast/ovarian cancer risk is similar to that of the general population.…”