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. Here, EPCAM is linked to cancer.