Phenylalanine
Clinical Chemistry
Description
Sample Type
Plasma, lithium heparin, 0.5 mL. See patient preparation. Dried blood spot (Guthrie card) for screening and monitoring known PKU patients.
Turnaround Time
Within 6 weeks
External Notes
Sent to: Department of Clinical Chemistry, Sheffield Children's Hospital
Patient Preparation
Fasting sample required.
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Phenylalanine