Medical doctors estimate that 5 to 10 percent of breast cancers are linked to gene mutation passed via generations of a family
. Numerous inherited defective genes that may mprove the likelihood of breast cancer have been identified. The most typical are breast cancer gene 1 (BRCA1) and breast cancer gene 2 (BRCA2), both of which mprove the danger of both breast and ovarian cancer.
If you've a strong loved ones history of breast cancer or other cancers, blood tests may assist identify defective BRCA or other genes that are being passed through your family. Think about asking your doctor for a referral to a genetic counselor who can review your loved ones health history. A genetic counselor can also discuss the advantages, risks and limitations of genetic testing with you.