The same genetic mutations as Jolie carried by between one in 500 and one in 1,000 women
Between one in 500 and one in 1,000 women carry the genetic mutations for breast cancer, BRCA1 and BRCA2, explained Dr. Barb McGillivray, medical director of the agency’s hereditary cancer program in Vancouver. And about 30 per cent of them choose to have surgery that can prevent them from developing cancer by removing all their breast tissue.
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