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HelpTest Code VANTA Vancomycin, Trough, Serum
Ordering Guidance
In addition to this trough assay, both peak level and random testing are available.
1. Serum for a peak level should be drawn 1 hour after completion of dose; order VANPA / Vancomycin, Peak, Serum.
2. Serum for random testing should be ordered as VANRA / Vancomycin, Random, Serum.
Specimen Required
Collection Container/Tube: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Draw specimen immediately prior to the next dose (within 30 minutes).
2. Centrifuge and aliquot serum into a plastic vial within 2 hours of collection.
Useful For
Preferred test for monitoring vancomycin therapy
Monitoring trough concentrations drawn at steady-state in selected patients receiving vancomycin therapy
Method Name
Immunoassay
Reporting Name
Vancomycin, Trough, SSpecimen Type
Serum RedSpecimen Minimum Volume
0.25 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum Red | Refrigerated (preferred) | 14 days | |
| Frozen | 365 days | ||
| Ambient | 48 hours |
Reject Due To
| Gross hemolysis | Reject |
Reference Values
Therapeutic: 10.0-20.0 mcg/mL
Performing Laboratory
MCHS- MankatoTest Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
80202
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| VANTA | Vancomycin, Trough, S | 4092-3 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| VANTA | Vancomycin, Trough, S | 4092-3 |
Forms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.
Day(s) Performed
Monday through Sunday