Preventative prophylactic bilateral salpingo-oophorectomy following the identification of a BRCA1 or BRCA2 gene mutation is associated with an 80% reduction in the risk of ovarian, fallopian tube (FT), or peritoneal cancer among BRCA1/2 carriers and a 77% reduction in all-cause mortality [10]. Here, BRCA1 is linked to peritoneum cancer.