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Phytanic Acid, Plasma or Serum
Availability:  Mon. - Fri., 0800 - 1700
Turnaround Time:  2 - 3 days.
Minimum Volume:  0.5 mL (at least 1.0 mL preferred).
Specimen Handling:  Centrifuge and separate from cells as soon as possible. 
Freeze immediately.
Interpretive Reference Range:  Normal  < 3.0 mg/mL.
Use:  Elevated in Refsum disease and inherited disorders of peroxisomes.
Methodology:  Stable isotope dilution gas chromatography-mass spectrometry (GC/MS).
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Page updated 11/9/2009


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