FATTY ACID PROFILE, PEROXISOMAL

Specimen Required
Patient Preparation: 12-14 hour overnight fast required. Patient must not consume alcohol for 24 hours prior to specimen collection.
Draw blood in a green sodium heparin tube. Centrifuge, separate plasma from cells within 45 minutes of collection and send 0.5 mL plasma (0.15 mL minimum) frozen in a screw-capped plastic vial.

Alternate Specimen
Plasma: EDTA or lithium heparin

Rejection Criteria
Lipemic samples

Methodology
Gas Chromatography-Mass Spectrometry
Stable Isotope Dilution Analysis

Stability
Room Temperature: Unacceptable; Refrigerated: 15 days; Frozen: 92 days

Reference Range
By report

Performed
Monday-Friday

Turnaround Time6-8 days
Test CodeFATAC
CPT-4 Code (s)
82726
LOINC Codes
C26:0   30197-8  
C24:0/C22:0   30196-0  
C26:0/C22:0   30198-6  
Pristanic Acid   22761-1  
Phytanic Acid   22671-2  
Pristanic/Phytanic   30550-8  
C24:0   30195-2  
Comment   48767-8  
C22:0   30194-5  

Warde
Medical
Laboratory