Question

For those women with a mutation in their BRCA genes, the risk of developing breast cancer by age 50 is as high as _________, while in the general population the risk is _________.

Answer 1

Answer: 14.15% and 2.83% for women with BRCA gene mutation and the general population respectively.

Explanation:

According to the National Cancer Institute, Women with BRCA 1 or BRCA 2 mutation have five times risk of the general population of having breast cancer.

The National Cancer Institute puts the risk of general population of women in the United States of having breast cancer at age 50 at 2.83%. Five times of that is 14.15%, that is the risk of women with BRCA gene mutation of having breast cancer.