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Test Code VANPST/LAB41 Vancomycin, Post/Peak

Performing Laboratory

Asante Rogue Regional Medical Center / Asante Three Rivers Medical Center / Ashland Community Hospital

Specimen Requirements

RRMC:

Yellow (Gold) top tube (SST)  

Lithium Heparin Green top tube

Outpatient clients MUST draw SST

 

TRMC:

Plain Red top tube   No SST or PST

 

For PEAK level, draw one hour after completion of the infusion.

Specimen Transport Temperature and Stability

Centrifuge collection tube within 2 hours of draw

Separated serum or spun SST stable for 48 hours refrigerated (8 hours room temperature).

Specimen Minimum Volume

0.5 mL

Reasons for Rejection

Icterus

Lipemia

Hemolysis

Quantity not sufficient (QNS)

Lack of Two Patient Identifiers:

         1-Patient's First & Last name 

         2-Patient's Date of Birth

Day(s) Test Set Up

Routine – same day

ASAP – 2 hours after receipt of specimen in lab

STAT – 1 hour after receipt of specimen in lab

Additional Information

Used to monitor therapeutic levels.  Vancomycin has regained clinical popularity for the treatment of
methicillin-resistant Staphylococcus aureus and antibiotic-associated diarrhea due to Clostridium difficile. 

The drug is otonephrotoxic and the toxicity may be synergistic with that of aminoglycosides. 

Renal and auditory function should be monitored.

Methodology

Turbidimetric Immunoassay 

Performing Department

Chemistry

Test Classification and CPT Coding

80202   -  Vancomycin, Therapeutic Drug Assay

Billing Code

2051373