non-PKU hyperphenylalaninemia

non-PKU hy·per·phen·yl·al·a·ni·ne·mi·a

a benign phenotype in which phenylalanine monooxygenase is deficient but is more than 1% of normal levels.
References in periodicals archive ?
Multivariate discrimination for phenylketonuria (PKU) and non-PKU hyperphenylalaninemia after analysis of newborns' dried blood-spot specimens for six amino acids by ion-exchange chromatography.
The New York State Newborn Screening Program (NYSNSP)' screens -280 000 births annually, using dried blood specimens and bacterial inhibition assays (BIAs) to test for phenylketonuria (PKU) and non-PKU hyperphenylalaninemia (HP), maple syrup urine disease (MSUD), and homocystinuria.
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