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HelpTest Code LAB2334 Lorazepam (Ativan), Serum
Additional Codes
| Test Name in EPIC | EPIC Test Code | Mnemonic | Mayo Test ID |
|---|---|---|---|
| LORAZEPAM (ATIVAN) | LAB2334 | LORAZ | LORAZ |
Reporting Name
Lorazepam (Ativan)Method Name
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Performing Laboratory
Medtox Laboratories, Inc.Specimen Type
VariesSpecimen Required
Submit only 1 of the following specimens:
Plasma:
Specimen Type: Plasma
Collection Container/Tube: Green top
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions: Draw blood in a green-top sodium heparin tube(s), plasma gel tube is not acceptable. Centrifuge and send 2 mL of plasma refrigerated in a plastic vial.
Serum:
Specimen Type: Serum
Collection Container/Tube: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions: Draw blood in a plain, red-top tube(s), serum gel tube is not acceptable. Centrifuge and send 2 mL of serum refrigerated in a plastic vial.
Specimen Minimum Volume
0.6 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Varies | Refrigerated (preferred) | 14 days | |
| Frozen | 180 days | ||
| Ambient | 72 hours |
Reject Due To
| Hemolysis | NA |
| Lipemia | NA |
| Icterus | NA |
| Other | Plasma gel tube, Serum gel tube |
Reference Values
Reference Range: 50.0 - 240.0 ng/mL
Day(s) Performed
Monday, Tuesday, Thursday, Friday
CPT Code Information
80346
G0480 (if appropriate)
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| LORAZ | Lorazepam (Ativan) | 59703-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z1123 | Lorazepam (Ativan) | 59703-9 |