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Laboratory Test Detail

Last Updated: April 22, 2024 @ 9:13 am

93540

Methadone and Metabolite, (Confirmation) Serum or Plasma

Specimen:Collect:
  • One Gray Top

Also Acceptable:
  • One Green Top (Na Heparin)
  • One Lavender (EDTA)
  • One Pink Top (EDTA)
  • One Red Top
Submit:
  • 1 mL (Min:0.5 mL) Plasma in Standard Transport Tube. Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable:
  • 1 mL (Min:0.5 mL) Serum 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.
  • 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
Rejection Criteria:
  • Hemolyzed specimens
  • Light blue (Citrate)
  • Specimens exposed to repeat freeze/thaw cycles
  • Use of separator tubes
Stability:Ambient: 1 Week(s); Refrigerated: 2 Week(s); Frozen: 24 Month(s); Incubated: Unacceptable
Methodology:
  • Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed:Sun-Sat
Reported:2-8 Day(s)
CPT Codes:
  • 80358
Interpretive Data:Please see report for interpretive data.
Components:
  • 93863 - METHADONE
  • 93864 - EDDP
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