Phenylalanine (PKU-Phenylketonuria)

Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

PHE

Test Code (Numeric Code)

6003

Laboratory Handling

Phlebotomy

1 dried blood spot - Guthrie card

Transport

Ambient temperature

Laboratory

LabPLUS Newborn Screening

Sample Stability

Samples must be dry (4 hours) before being placed into plastic specimen bags.

Associated Tests

Synonyms

Phenylketonuria, PKU

Turnaround Time

7 days

2 to 7 days for monitored metabolic patients

Specimen Type

  • Guthries Card

Specimen Requirements

Tube/Container Type:

Preferred
  • N/A

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • N/A

Last updated: 18/06/2026