phenylketonuria: a genetic disorder of metabolism; lack of the enzyme needed to turn phenylalanine into tyrosine results in an accumulation of phenylalanine in the body fluids which causes various degrees of mental deficiency
genetic disease: a disease or disorder that is inherited genetically
german short-haired pointer: liver or liver-and-white hunting dog developed in Germany; 3/4 pointer and 1/4 bloodhound