Cancer risk BRCA mutation carriers specified
(WorldNews Netherlands)

A large international study among women with a BRCA mutation in their DNA demonstrates how high their risk is of developing breast cancer. Roughly 3 out of 4 women with a BRCA1 or BRCA2 mutation end up having breast cancer by the age of 80. The results were published in JAMA, the Journal of the American Medical Association, on June 20th. Cancer is caused by a combination of genetic mutations and environmental factors. For...