RPS20 and colorectal carcinoma: 1089C>A), 25 (MSH2, c.2168C>T), 29 (PMS2, c.736_741delinsTGTGTGTGAAG), 36 (PMS2, c.2275+1G>C) and 24 (RPS20, c.98A>T) compared to an average age of 40.5 years of the youngest person diagnosed with CRC in the rest of the participant’s families (only 1st to 3rd degree relatives are included).