The performance of a prophylactic salpingo-oophorectomy reduced the risk of BRCA-related gynaecologic cancer by: (A) 15%, (B) 28%, (C) 54%, (D) 96%
Answer is D. The performance of a prophylactic salpingo-oophorectomy reduced the risk of BRCA related gynaecologic cancer by 96%. The risk of developing subsequent breast cancer was reduced by 50% to 80%.