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Worcestershire Acute Hospitals NHS Trust
CategoryClinical Biochemistry
Test information
This is measured as a follow up to a positive PKU.  It is generated by the Children's Hospital on a plasma phenylalanine sample.
Reference range
see report
Special requirements
Blood spot
Tube type
Guthrie blood spot
Minimum volume
4x10mm BS
TAT Inpatient
4 weeks
TAT GP/Outpatient
4 weeks
Referral lab
Depts of Blood Sciences and Metabolic Biochemistry, Birmingham Children's Hospital
Page last updated: 11 January 2022