Test Overview
Test Methodology
Fluorescence Polarization Immunoassay (FPIA)
Test Usage
Monitoring of drug therapy
Reference Range *
Therapeutic: Peak: 20 - 40 mcg/mL, Trough: 5 - 20 mcg/mL; Critical: Peak/Random values: >60 mcg/mL; Trough values: >20.1 mcg/mL.
Test Details
Days Set Up
Daily, 24 hrs
Analytic Time
2 hours
Soft Order Code
VANR
MiChart Code
Vancomycin, Random
Laboratory
Chemical Pathology
Section
Automation
STAT Availability
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Specimen Requirements
Collection Instructions
Collect blood in an SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate. For maximum clinical significance, usual sampling times are Peak: approximately 30 minutes after the end of a 1 hour I.V. infusion or Trough: immediately before next dose is given. Indicate whether specimen is Peak, Trough, or Random level.
Alternate Specimen
Red or Green (heparin) top tube.
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Billing
CPT Code
80202
Fee Code
23352
LOINC
Trough 4092-3; Peak 4090-7; Random 4091-5
NY State Approved
No