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Test Name

Omega-3 and -6 Fatty Acids

To view specimen requirements and codes please Select a regional laboratory.

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CPT Code(s)**

82542
**IMPORTANT: CPT Code is informational only; obtain the Test Code for ordering.

Methodology

Chromatography/Mass Spectrometry

Reference Range(s)

Omega-3 (EPA+DHA) Index 1.4-4.9 %
Risk  
  Optimal >3.2 %
  Moderate 2.2-3.2 %
  High <2.2 %
Omega-6/Omega-3 Ratio 5.7-21.3
EPA/Arachidonic Acid Ratio ≤0.2
Arachidonic Acid 5.2-12.9 %
EPA 0.2-1.5 %
DHA 1.2-3.9 %

Clinical Significance

1. Baseline and monitoring of individuals with known CVD (acute and chronic) to deterimine Rx and compliance.
2. Identify patients with known CVD risk with low omega-3 levels who may be candidates for supplementation/therapy.
3. Monitor patients on omega-3 supplementation/therapy to determine efficacy of treatment.
4. Potential role in risk reduction for non-CVD outcomes-aged related macular degeneration, RA, cancer, etc. (early data).

Alternative Name(s)

Polyunsaturated Fatty Acids (PUFAs),EPA,Omega-3 Index,Omega-6/omega-3 Ratio,Phospholipid Omega-3 Fatty Acid,Arachidonic Acid/EPA Ratio,DHA,Arachidonic Acid (AA),Phospholipid Omega-6 Fatty Acid

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

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Omega-3 and -6 Fatty Acids
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