Ordering Recommendation

Use for nutritional assessment of vitamin E (alpha- and gamma-tocopherols).

Mnemonic
VIT E
Methodology

Quantitative High Performance Liquid Chromatography

Performed

Sun-Sat

Reported

1-3 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

Patient should fast for 12 hours and abstain from alcohol for 24 hours prior to collection.

Collect

Green (sodium or lithium heparin) or serum separator tube. Also acceptable: Lavender (EDTA) or pink (K2EDTA).

Specimen Preparation

Separate serum or plasma from cells within 1 hour of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.2 mL) Avoid hemolysis.

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Whole blood or body fluids other than serum or plasma.

Remarks
Stability

After separation from cells: Ambient: Unacceptable; Refrigerated: 1 month; Frozen at -20°C: 1 year

Reference Interval
Test Number
Components
Reference Interval
  Vitamin E (Alpha-Tocopherol)
Age
Reference Interval
0-1 month
2-5 months
6 months-1 year
2-12 years
13 years and older
1.0-3.5 mg/L
2.0-6.0 mg/L
3.5-8.0 mg/L
5.5-9.0 mg/L
5.5-18.0 mg/L

  Vitamin E (Gamma-Tocopherol)  0-6.0 mg/L

Interpretive Data



Compliance Statement B: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Note
Hotline History
N/A
CPT Codes

84446

Components
Component Test Code* Component Chart Name LOINC
0080390 Vitamin E (Alpha-Tocopherol) 1823-4
0080393 Vitamin E (Gamma-Tocopherol) 11038-7
* 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
  • Alpha-Tocopherol
  • E, Vitamin
  • Gamma-Tocopherol
  • Tocopherol
Vitamin E, Serum or Plasma