Several other patients did not expect to have a genetic predisposition (Pt2, Pt5, Pt7, Pt10, Pt12, Pt13, Pt14), although Pt10 had two relevant cancer cases in his family, i.e. breast cancer in his mother and ovarian cancer in his sister, as well as Pt2 with breast cancer in his mother and prostate cancer in his father and Pt7 also with breast cancer in his mother. This evidence concerns the gene ZNF79 and breast cancer.