VANCOMYCIN, TROUGH

Message

Trough measurements should be collected <30 minutes before the next dose

Test Code

VANT2

CPT Codes
80202

Preferred Specimen

1 Red tube

Patient Preparation
Draw 30 minutes prior to next dose.

Minimum Volume

0.2 mL

Other Acceptable Specimens

1 Lavender tube (EDTA) or 1 Green tube (Lithium Heparin)

Instructions

Centrifuge for complete separation of plasma or serum from red cells. Aliquot (transfer) serum or plasma into transfer tube. Refrigerate until tested.

Transport Container

Standard transport tube.

Transport Temperature

Refrigerate

Specimen Stability

2-8ºC up to 7 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis interferes

Methodology

EIA

Setup Schedule

M, T, W, Th, F, Sa, Sun

Report Available

Within 24 hours of receipt at the performing laboratory.

Reference Range

Peak	25-40 ug/mL
Random	10-30 ug/mL
Trough	10-20 ug/mL

Clinical Significance

Used in monitoring therapeutic vancomycin level in blood

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)

Last Updated: January 17, 2024

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.