Genetics: Breast Cancer Risk Factors - breast cancer genetics testing

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breast cancer genetics testing - BRCA Mutations: Cancer Risk and Genetic Testing Fact Sheet - National Cancer Institute


Jun 22, 2019 · Women who inherit a mutation in certain genes such as BRCA1, BRCA2, and PALB2 from their mother or father have a much higher-than-average risk of developing breast cancer and/or ovarian cancer. Learn about testing for inherited gene abnormalities. Because of the increased risk of a second breast cancer among BRCA1 and BRCA2 mutation carriers, some doctors recommend that women with early-onset breast cancer and those whose family history is consistent with a mutation in one of these genes have genetic testing when breast cancer is diagnosed.

Genetic testing provides an opportunity for family members to learn about their own cancer risks. What are some of the possible harms of genetic testing for inherited cancer susceptibility syndromes? Genetic testing can have potential emotional, social, and financial harms, including. Counseling is required before undergoing genetic testing for breast cancer. During this educational counseling session, a health care provider will fully explain the benefits and risks of genetic.