phenylketonuria maternal phenylketonuria https://github.com/monarch-initiative/mondo/issues/4985 Orphanet:2209 maternal PKU icd11.foundation:1509230254 hyperphenylalaninemic embryopathy maternal hyperphenylalaninemia MEDGEN:88435 UMLS:C0085547 MESH:D017042 phenylketonuric embryopathy GARD:0003413 Maternal phenylketonuria (PKU) is a rare disorder of phenylalanine metabolism, an inborn error of amino acid metabolism, characterized by the development of microcephaly, growth retardation, congenital heart disease, facial dysmorphism and intellectual disability in nonphenylketonuric offspring of mothers with excess phenylalanine (Phe) concentrations. MONDO:0016366