0080120
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Fatty Acids, Free

FFA
Example Reports
Abnormal
Normal

Ordering Recommendation

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation

Overnight fasting specimen is preferred.

Collect

Serum Separator Tube (SST). Collect on ice.

Specimen Preparation

Allow serum specimen to clot completely on ice. Serum must be separated from cells and frozen immediately, otherwise lipase continues to break down triglycerides, giving rise to elevated levels of nonesterified (free) fatty acids. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.2 mL)

Storage/Transport Temperature

CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.

Unacceptable Conditions

Specimens collected in EDTA, heparin, sodium fluoride/potassium oxalate, sodium citrate, or ammonium oxalate. Non-frozen specimens.

Remarks
Stability

After separation from cells: Ambient: Unacceptable; Refrigerated: 4 hours; Frozen: 1 month

Methodology

Quantitative Spectrophotometry

Performed

Mon, Wed, Fri

Reported

1-4 days

Reference Interval

Effective November 17, 2014
0-5 months: less than or equal to 0.73 mmol/L
6 months-1 year: less than or equal to 0.99 mmol/L
2-17 years:  less than or equal to 1.78 mmol/L
18 years or older:  less than or equal to 0.78 mmol/L

Interpretive Data



Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

82725

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Components

Component Test Code* Component Chart Name LOINC
0080120 Fatty Acids, Free 15066-4
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • FFA
  • Free Fatty Acids
  • Free Fatty Acids, Serum
  • NEFA
  • Non Esterified Fatty Acids
Fatty Acids, Free