title: Hyperphenylalaninemia: diagnosis and classification of the various types of phenylalanine hydroxylase deficiency in childhood.
mesh_terms: D000592:Amino Acid Metabolism, Inborn Errors / Q000145:classification / Q000175:diagnosis* / Q000235:genetics; D006580:Genetic Carrier Screening; D006801:Humans; D007231:Infant, Newborn; D008607:Intellectual Disability / Q000175:diagnosis / Q000235:genetics; D010641:Phenotype; D010649:Phenylalanine / Q000097:blood*; D010651:Phenylalanine Hydroxylase / Q000172:deficiency*; D010661:Phenylketonurias / Q000175:diagnosis* / Q000453:epidemiology / Q000235:genetics; D009626:Terminology as Topic
chemical_list: D010649:Phenylalanine; D010651:Phenylalanine Hydroxylase