The biggest risk factor is a history of the disease in the family (according to the gene). A high-risk woman fold 3 if in her family have at least 1 person (mother, sister or daughter) with ovarian cancer.This was due to the variation of BRCA1 and BRCA2 that are available in the body. These mutations increase the risk of ovarian cancer in women. 15-40% of women who have the BRCA1 or BRCA2 gene mutation will be diagnosed with ovarian cancer during their lifetime. Women with a BRCA1 or BRCA2 mutation often develop ovarian cancer before age 50.
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