Test Details
Mnemonic
FATYA
Ordering Code
3502760
CPT-4 Code(s)
82725
Specimen Information
Patient Preparation
Patient must avoid alcohol for 24 hours prior to draw. Patient should also fast overnight (12 - 14 hours).
Collect
Green sodium heparin
Specimen Preparation
Centrifuge and separate plasma from cells within 45 minutes of collection. Send 0.5 mL plasma frozen in a screw capped plastic vial.
Alternate Specimen
Plasma: Lavender EDTA or green lithium heparin
Minimum Volume
0.15 mL
Transport Temperature
Frozen
Rejection Criteria
Lipemia
Stability
Room temperature: Unacceptable
Refrigerated: 72 hours
Frozen: 92 days
Refrigerated: 72 hours
Frozen: 92 days
Methodology
Gas Chromatography-Mass Spctrometry (GC-MS)
Stable Isotope Dilution Analysis
Stable Isotope Dilution Analysis
Reference Range
See report
Performing Laboratory
Mayo Clinic Laboratories
New York DOH Approval Status
Yes