About Breast & Ovarian Cancer Breast cancer is common, affecting about 13% of women in their lifetime. Ovarian cancer is less common, affecting about 1-2% of women. Whilst most of these cancers will develop because of non-inherited mutations in different genes, some patients will develop these cancers because of inherited mutations in the BRCA1 and … Continue reading BRCA1 & BRCA2 Genetic Screening