Genetic testing for breast cancer doubled due to 'Angelina Jolie effect'

[News]

In May 2013 Angelina Jolie, who was then Hollywood's highest-paid actress, underwent a double mastectomy after testing positive for a BRCA1 gene mutation that significantly increases the risk of developing breast cancer. A recent study, published by Breast Cancer Research has found that, public knowledge of her decision doubled NHS referrals for genetic testing for breast cancer risk.

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[hopingmind]

Would you know how much is the cost for testing? And mastectomy as well, in case the result is positive? Must be very expensive!