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Index:

Benzodiazepines, Serum or Plasma, Quantitative

Order Name Benzodiaz S/P
Test Number: 6980151
Revision Date 10/07/2020
Test Name Methodology LOINC Code
Diazepam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 3548-5 
Nordiazepam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 3537-8 
Oxazepam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 59730-2 
Temazepam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 10343-2 
Lorazepam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 3724-2 
Alprazolam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 3312-6 
Alpha-hydroxyalprazolam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 27921-6 
Clonazepam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 3494-2 
7-aminoclonazepam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 28059-4 
Midazolam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 3821-6 
Chlordiazepoxide, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 3457-9 
Alpha-hydroxymidazolam, S/P, Quant
Quantitative Liquid Chromatography/Tandem Mass Spectrometry 69797-9 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2 mL (1 mL) Serum Clot Activator (Red Top, No-Gel) Refrigerated
Alternate 1 2 mL (1 mL) Plasma Gray (sodium fluoride/potassium oxalate) Refrigerated
Alternate 2 2 mL (1 mL) Plasma EDTA (Lavender Top) Refrigerated
Alternate 3 2 mL (1 mL) Plasma Sodium Heparin (Green Top / No-Gel) Refrigerated
Instructions Remove plasma or serum from cells ASAP or within 2 hours of collection.
Transfer 2 mL(Min: 1 mL) plasma or serum to a Standard Transport Tube.
Unacceptable Conditions: Hemolyzed specimens. Specimens exposed to repeated freeze/thaw cycles. Separator tubes. Plasma or whole blood collected in light blue (sodium citrate).
Stability After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 3 years
GENERAL INFORMATION
Testing Schedule Tue, Fri 
Expected TAT 1-5 days  
Notes Reference Lab: ARUP
Test Code: 2010445
Click Here to view information on the ARUP website.
CPT Code(s) 80346 (Alt code: G0480)
Lab Section Reference Lab