Given the high suspicion, genetic testing for a panel of cancer susceptibility genes (ATM, PALB2, CDH1, CHEK2, NBN, PTEN, STK11, TP53, BRIP1, MSH2, MLH1, MSH6, PMS2, EPCAM, RAD51C, RAD51D, APC) was subsequently proposed. This evidence concerns the gene ATM and cancer.