BRCA1 and BRCA2 are well-known breast cancer genes associated with a significantly increased risk of hereditary breast and ovarian cancer. However, there are an additional eleven genes associated with elevated risk for these types of cancer. A multi-year Swedish study now reveals that the proportion of women with genetically confirmed hereditary breast cancer doubled by including all genes in the screening test. In a Swedish research study including patients between 2012 and 2018, all cancer genetic clinics in Sweden participated.

https://www.miragenews.com/breast-cancer-study-altered-guidelines-in-sweden-1070838/

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