A new study of 1,001 women with ovarian cancer found that 14% of them carried a BRCA1 or BRCA2 mutation. However, 44% of those women did not have a family history of breast or ovarian cancer. The BRCA mutations can not only help evaluate risk of developing ovarian cancer, but may direct treatment and can be prognostic – women with a mutation lived longer than those who did not have one.
Read the abstract here