- YVITB3
Vitamin B3 (Niacin & Metabolites)
Specimen:
Test Code
YVITB3
Specimen Name
Vitamin B3 (Niacin & Metabolites)
Collect
1-Plain Red Top
Also acceptable SST, Na-Heparin, Lithium Heparin
Also acceptable SST, Na-Heparin, Lithium Heparin
Submit
1 mL (Min: 0.5 mL) Serum or Plasma Frozen
Special Handling
Separate from cells ASAP or within 2 hours of collection. Transfer 1 mL of serum or plasma to a standard transport tube.
Rejection Criteria
Hemolyzed samples. Samples collected in EDTA tubes.
Stability
Ambient 6 hours; Refrigerated Unacceptable; Frozen 1 month
Methodology
Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed
Sunday/Tuesday/Wednesday/Friday/Saturday
Reported
2-7 days
CPT Codes
- 84591
Components
—
Additional Information
Collect specimen after a 4-hour fast.
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Test Information
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Common Lab Definitions
- Serum
- Plasma
- STT