Phenylketonuria: Biopterin deficiencies

Test Information

Title
Phenylketonuria: Biopterin deficiencies
Category
Metabolic
Test Name (CMS Title)
Amino Acid Disorders
Gene/Platform/Region List
DNAJC12, GCH1, PCBD1, PTS, QDPR, SPR
Test type
Samples Accepted
Blood, DNA, Dried Blood Spot (accepted ONLY for exceptional circumstances)
Indications
Diagnosis, Carrier Cascade Testing
Test Methodology
Sequencing
Disease/Condition
Biopterin deficiencies

Last Updated: November 14, 2025