An autosomal recessive hereditary cancer predisposition disorder caused by pathogenic variants in the MUTYH gene. It is characterized by an increased risk of colorectal adenomatous polyposis and carcinomas. The disease is MONDO_0012041 (familial adenomatous polyposis 2). Also known as: FAP2, MAP, MUTYH-associated polyposis, MUTYH-related AFAP, MUTYH-related adenomatous polyposis, MUTYH-related attenuated FAP, MUTYH-related attenuated familial adenomatous polyposis, MUTYH-related attenuated familial polyposis coli.