FATTY ACIDS, FREE

Test Documentation
Specimen Required
Patient should fast overnight. Draw blood in a plain red-top. Centrifuge, separate serum from cells within 1 hour, and send 1.0 mL serum (0.3 mL minimum) frozen in a screw-capped plastic vial.

Alternate Specimen
Serum: SST
Plasma: EDTA, ACD B

Methodology
Spectrophotometry-Enymatic

Stability
Room Temperature: Unacceptable; Refrigerated; 2 hours; Frozen: 30 days

Reference Range
Newborns:   <2.3 mmol/L  
1-12 months:   0.50-1.60 mmol/L  
1-7 years:   0.60-1.50 mmol/L  
8-17 years:   0.20-1.10 mmol/L  
Adults:   0.07-0.88 mmol/L  

Performed
Wednesday, Friday

Turnaround Time5-7 days
Test CodeFATAF
CPT-4 Code (s)
82725
LOINC Codes
15066-4

Warde
Medical
Laboratory