The discovery of the breast cancer susceptibility genes, BRCA1/2, was traced from a family with a history of breast cancer, and indicated the association between genetic features and the early onset of the disease.11, 12 In addition to other breast cancer susceptibility genes, the BRCA1/2 mutation test is one of the most well-established models in precision oncology. This evidence concerns the gene BRCA1 and breast carcinoma.