BRCA1 and ovarian cancer: In an earlier study, reported by the same group, on 250 Lebanese patients tested between 2009 and 2012 who were considered to be at high risk of carrying BRCA1 or BRCA2 mutations because of presentation at a young age and/or a positive family history of breast or ovarian cancer, 14 (5.6%) carried a deleterious mutation (7 BRCA1, 7 BRCA2) and 31 (12.4%) carried VUS.