Several other cancer types were detected in the 1st–3rd degree relatives of almost all BRCA1, BRCA2 and PALB2 carriers (Supplementary Table 2), the most common ones being stomach (in 10 families), lung (9 families), colorectal (6 families), pancreatic (6 families) and prostate cancer (5 families). Here, PALB2 is linked to prostate cancer.