Preferred Label : Malignant hyperphenylalaninaemia due to tetrahydrobiopterin deficiency;
ICD-11 definition : This condition is characterized by mildly or strongly elevated levels of the amino
acid phenylalanine in the blood. This diagnosis is due to a rare metabolic disorder
that increases the blood levels of phenylalanine.;
ICD-11 synonym : Malignant hyperphenylalaninaemia due to BH4 deficiency;
Origin ID : 1659163210;
CISMeF manual mappings
Validated automatic mappings to BTNT
This condition is characterized by mildly or strongly elevated levels of the amino
acid phenylalanine in the blood. This diagnosis is due to a rare metabolic disorder
that increases the blood levels of phenylalanine.