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HelpTest Code 538 Vancomycin Trough
Additional Codes
ALAB: VANCT
PowerChart: Vancomycin Trough Level
MA Cerner: Vancomycin Trough
Test Method
Particle Enhanced Turbidimetric Inhibition Immunoassay; Beckman DXC880i
Specimen Requirement
0.5 mL of serum or plasma is required for testing.
Additional Specimen Collection Information
Collect blood in a lithium heparin green-top or red-top tube. Serum and plasma gel tubes are not acceptable. Trough specimens are collected just prior to I.V. infusion. Serum or plasma should be separated from contact with cells within 2 hours of collection. Serum or plasma should be stored be refrigerated if assay is not completed within 8 hours.
Performance
Testing is performed Monday through Sunday
Typically completed within 4 hours after the specimen arrives at the testing site.
Reference Values
5.0-20.0 mcg/mL
- Toxic Level: >20.0 mcg/mL
CPT Code Information
80202 Therapeutic Drug Levels; Vancomycin
Useful For
Trough concentrations drawn at steady-state are the preferred test for monitoring vancomycin therapy.
LOINC Code Information
4092-3 Vancomycin [Mass/Volume] In Serum Or Plasma-Trough