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, STK11 is linked to cancer.