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Regional Medical Lab
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Index:

Omega 3 and 6 Fatty Acids S/P

Order Name OMEGA 3/6
Test Number: 2005877
Revision Date 09/10/2020
Test Name Methodology LOINC Code
Omega-3 (EPA+DHA) Index
Calculation  
Omega-6/Omega-3 Ratio
Calculation  
Arachidonic Acid/EPA Ratio
Calculation  
Arachidonic Acid
Liquid Chromatography/Tandem Mass Spectrometry  
EPA
Liquid Chromatography/Tandem Mass Spectrometry  
DHA
Liquid Chromatography/Tandem Mass Spectrometry  
Cardiovascular Disease Risk
Interpretive information.  
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2 mL (0.4 mL) Plasma EDTA (Lavender Top) Refrigerated
Alternate 1 2 mL (0.6 mL) Serum Clot Activator (Red Top, No-Gel) Refrigerated
Instructions OVERNIGHT FASTING IS REQUIRED.
Unacceptable specimen: Gross Hemolysis; Gross Lipemia; Gross Icteria.

STABILITY: Room temperature: 7 Days, Refrigerated: 14 Days, Frozen: 35 Days.
GENERAL INFORMATION
Testing Schedule Mon-Sat 
Expected TAT 3-4 Days  
Clinical Use Omega-3 fatty acids are anti-inflammatory and antithrombotic, while omega-6 fatty acids are the opposite (proinflammatory and prothrombotic). Balance between the 2 is important for cardiovascular health. The omega-3 index is an indicator of cardiovascular disease risk. 
Notes Reference Lab: Quest
Test Code: 91001
Click Here to view information on the Quest website.
CPT Code(s) 82542
Lab Section Reference Lab