Lorazepam
Test Mnemonic
LORAZE
CPT Codes
- 80346 - QTY (1)
- G0480 - QTY (1)
LOINC ®
3724-2
Aliases
- Ativan
Performing Laboratory
Mayo Clinic Dpt of Lab Med & Pathology
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 2 mL | Serum | No additive (Red) | Refrigerated | Do not use serum separator tubes. Centrifuge and aliquot into plastic screw-capped vial. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 2 mL | Plasma | Sodium heparin (Green) | Refrigerated | Do not use plasma separator tubes. Centrifuge and aliquot into plastic screw-capped vial. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.6 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 72 hours |
| Refrigerated | 7 days |
| Frozen | 180 days |
Days Performed
Mon - Sun
Turnaround Time
6 - 11 days
Methodology
| Name | Description |
|---|---|
| Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) |
Reference Range
| Lorazepam | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | 50.0 - 240.0 | ng/mL |
Special Info
Do not use serum separator tubes. Centrifuge and aliquot into plastic screw-capped vial.