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Available Tests

  • Benzodiazepine Confirmation, Urine

Published on April 07, 2015

Benzodiazepine Confirmation, Urine

Yellow top Urine Tube

Specimen Type

Test ID LAB368
CPT Code(s) 80346
Group/Individual Test Group - group members, see separate Table (Benzodiazepine Panel Members.doc)
Laboratory Core Lab - performed by: Special Chemistry Lab
Tube Station 30
Specimen Routine: 10.0 mL random urine; sterile container, no preservatives; see important Comments
Micro 2.0 mL random urine

Room Temperature: 4hrs

Refrigerated: 7 days at 2 - 8°C.

Off Site Collections:
Aliquot tube & Refrigerate 2 - 8°C.
Refrigerated 2 - 8°C: 7 Days
Availability Routine: Performed 3 times per week, Monday, Wednesday & Friday, no weekends, no holidays; Not available STAT
Turnaround Time 6 days
Reference Ranges Normal: Requires provider interpretation; see Benzodiazepine Panel Members for limits of detection.

Methodology: Liquid Chromatography Tandem Mass Spectrometry

This is not a screening test; test is to be used for confirmation testing only.

Multiple test requests with same sample type will require additional volumes for testing.

See separate Table (Benzodiazepine Panel Members.doc) parent drugs, and associated metabolites.

Reviewed by Christopher Parker on February 26, 2019

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514