Specimen Collection Manual and Test Catalog
BENZODIAZEPINES, URINE CONFIRMATION
Geisinger Epic Procedure Code: LAB1836 Geisinger Epic ID: 24042SPECIMEN COLLECTION
Specimen type:
Random urine
Preferred collection container:
Specimen required:
3 mL urine; minimum 1 mL.
SPECIMEN PROCESSING
Transport temperature:
Refrigerated (preferred) or room temperature.
Specimen stability:
Room temperature: 2 days. Refrigerated: 14 days.
Rejection criteria:
Stability limits exceeded.
TEST DETAILS
Reference interval:
Negative.
| Drug/Metabolite | Cutoff concentration |
| Hydroxy-alprazolam | 10 ng/mL |
| 7-aminoclonazepam | 20 ng/mL |
| Nordiazepam | 20 ng/mL |
| Oxazepam | 20 ng/mL |
| Temazepam | 20 ng/mL |
| Lorazepam | 10 ng/mL |
Additional information:
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.
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 |
Methodology:
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Synonyms:
MBZDCF, Xanax, Klonopin, Valium, Restoril, Ativan
Doctoral Director(s):
Review Date:
12/16/2024
Hoi-Ying Elsie Yu, PhD, DABCC, FADLM
Sheng-Ying (Margaret) Lo, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC
Performing Locations