Test Overview
Test Methodology

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Test Usage

Therapeutic drug monitoring.

Reference Range *

>700 ng/mL

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Tuesday, Thursday, Sunday
Analytic Time

2 - 5 days

Soft Order Code
POSA
MiChart Code
Posaconazole, Level (Sendout)
Synonyms
  • Noxafil
  • POSA
  • Posaconazole Level
Laboratory
Sendout
Reference Laboratory
Mayo POSA (89591)
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect trough specimen in a red top tube; do not use SST tube. Centrifuge, aliquot serum into a plastic vial, and refrigerate.

Rejection Criteria
SST tube not acceptable.
Yellow Top Tube
Red Top Tube
Normal Volume
2 mL serum (4 mL whole blood)
Minimum Volume
0.6 mL serum (1.2 mL whole blood)
Additional Information

Test sent to Mayo Medical Laboratories.

Billing
CPT Code
80187
Fee Code
AA693
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