4 - 8 days
Test Updated:
Fatty Acids, Very Long Chain
Long Chain Fatty Acids
Peroxisomal Panel
Phytanatic Acid
Phytanic Acid
Pristanic Acid
Very Long Chain Fatty Acids
VLFA
PEROXISOMAL PANEL, SERUM
C22:0
C24:0
C24:0/C22:
C26:0
C26:0/C22:
COMMENTS:
PHYTANIC
PRIS/PHYT
PRISTANIC
C24:0/C22:0 RATIO
C26:0/C22:0 RATIO
COMMENTS
PRISTANIC/PHYTANIC ACID RATIO
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Test Overview
Stable Isotope Dilution Gas Chromatography / Mass Spectrometry (GC/MS)
Investigation of adrenoleukodystrophy, adrenomyeloneuropathy (AMN), and Zellweger's syndrome, diagnosis of Refsum's disease, or to aid in assessment of peroxisomal function.
Age specific reference ranges provided with report.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collect specimen in red top or SST tube from a fasting patient (12 - 14 hour fast). Centrifuge within 45 minutes of collection, aliquot serum into a plastic tube and freeze. Patient must not consume alcohol for 24 hours before collection of specimen.