Test Overview
Test Methodology

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

Test Usage

Therapeutic drug monitoring.

Reference Range *

>700 ng/mL

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
NY State Approved
No