MUTYH and colorectal carcinoma: Similarly, the index case of family 9 (Figure 3, III:4), who harbored the compound heterozygous MUTYH PVs c.536A>G (p.Tyr179Cys) and c.884C>T (p.Pro295Leu), developed between 10 and 19 colorectal adenomatous polyps and CRC at 29 years of age.