- 90090
Mexiletine, Serum or Plasma
Specimen:
Collect
- One Red Top
Also Acceptable:
- One Lavender (EDTA)
- One Pink Top (EDTA)
Submit
- 1 mL (Min:0.5 mL) Serum in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
Also Acceptable:
- 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
- 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.
Special Handling
- Separate serum from cells ASAP or within 2 hours of collection
- Serum Pre-dose (Trough) Draw - At a steady state concentration or plasma pre-dose (Trough) Draw - At a steady state concentration.
Stability
Ambient: 2 Day(s); Refrigerated: 5 Day(s); Frozen: 2 Month(s); Incubated: Unacceptable
Methodology
- Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed
Monday, Thursday, Saturday
Reported
2-9 Day(s)
CPT Codes
- 80299
Components
- 90090 - MEXILETINE, SERUM OR PLASMA
Last Updated: September 16, 2024 @ 9:13 am
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Common Lab Definitions
- Serum
- Plasma
- STT
