Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

BENZODIAZEPINES, FORENSIC CONFIRMATION (URINE)
For contracted clients only

ORDERING INFORMATION:
Sunquest Test Code:
FBZDCF              

SPECIMEN COLLECTION
Specimen type:
Random urine
Preferred collection container:
Specimen required:
3 mL urine; minimum 1 mL.
Special notes:
Must follow forensic collection protocol

SPECIMEN PROCESSING
Specimen processing instructions:
Must follow forensic processing protocol. 
Transport temperature:
Refrigerated (preferred) or room temperature.
Specimen stability:
Room temperature: 2 days. Refrigerated: 14 days.
Rejection criteria:
Stability limits exceeded. Deviation from chain of custody, consult with Toxicology Laboratory.

TEST DETAILS
Reference interval:
Negative.
Drug/Metabolite Cutoff concentration
Hydroxy-alprazolam 10 ng/mL
7 aminoclonazepam 40 ng/mL
Nordiazepam 20 ng/mL
Oxazepam 20 ng/mL
Temazepam 20 ng/mL
Lorazepam 10 ng/mL
1 Hydroxymidazolam 5 ng/mL
Zolpidem 10 ng/mL
Zolpidem metabolite 20 ng/mL
Additional information:
Benzodiazepine Metabolism.
CPT code(s):
80346
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Hydroxy-alprazolam
7 aminoclonazepam
Nordiazepam
Oxazepam
Temazepam
Lorazepam
1 Hydroxymidazolam
Zolpidem
Zolpidem phenyl-4-carboxylic acid (Zolpidem metabolite)
Methodology:
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Synonyms:
BENZODIAZEPINES CONFIRMATION, FORENSIC
Clinical significance:
Quantified determination of the benzodiazepines (hydroxalprazalam, lorazepam, nordiazepam, oxazepam and temazepam) in human urine.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 10/31/2018

Performing Locations

Geisinger Medical Center

Performing laboratory: Toxicology
Technical Lead: Michael Sneidman
Frequency: Three times per week, 1st shift. Expected lab TAT: 3-7 days.
Performed stat? No
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