Having the mutations means you have a 50% chance of getting breast cancer before age 50. So, you should also ask your father about his family history, and if your doctor doesn’t bring it up, make sure you do.

breast cancer bands
BRCA mutations are just one piece of the family tree puzzle. Scientists are trying to pinpoint a group of weaker, or low-penetrance genes. Alone. They raise the odds of the disease only slightly. But a woman with several of them might see that risk skyrocket.





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