Specimen:
Collect
- One Green Top (Li Heparin)
Also Acceptable:
- One Green Top (Na Heparin)
- One Lavender (EDTA)
- One Pink Top (EDTA)
- One Red Top
- One SST
Submit
- 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Frozen. Submit in a Standard Transport Tube.
Also Acceptable:
- 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Frozen. Submit in a Standard Transport Tube.
- 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Frozen. Submit in a Standard Transport Tube.
- 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Frozen. Submit in a Standard Transport Tube.
- 1 mL (Min:0.5 mL) Serum in Standard Transport Tube. Submit Frozen. Submit in a Standard Transport Tube.
- 1 mL (Min:0.5 mL) Serum in Standard Transport Tube. Submit Frozen. Submit in a Standard Transport Tube.
Special Handling
- Separate aliquot required for each frozen test ordered
- Separate from cells ASAP
- Collect after overnight fast.
Protect from light during collection, storage, and shipment.
Rejection Criteria
- Icteric specimen
- Specimen not protected from light
- Whole blood
Stability
Ambient: 3 Hour(s); Refrigerated: 1 Week(s); Frozen: 2 Month(s); Incubated: Unacceptable
Methodology
- Quantitative Liquid Chromatogrphy-Tandem Mass Spectrometry
Performed
Sun-Sat
Reported
2-6 Day(s)
CPT Codes
- 84207
Components
- 91228 - VITAMIN B6
Last Updated: April 23, 2025 @ 5:31 pm
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