Genetic markers for breast cancer can also be passed down on father's side

October 21, 2013 4:45 AM

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Genetic markers for breast cancer can also be passed down on father's side

Video: Now that the nation’s largest medical testing company is offering tests for mutations in the BRCA1 and BRCA2 genes, it’s likely that growing numbers of people will choose to find out if they are carriers. NBC’s Dr. Nancy Snyderman speaks with a young woman who was diagnosed with breast cancer after the gene mutation was passed down from her grandfather.

Though her mom had battled breast cancer, Sarah Lien, 24, certainly wasn’t ready to start worrying about herself. After all, she was young, and her mom, Barbara Hawkins, had tested negative for the BRCA1 and BRCA2 mutations, the genetic markers most commonly linked with a high risk of breast cancer.

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