2 - 3 days
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Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Monitoring peak levels of voriconazole, especially in individuals with reduced liver function, individuals with CYP2C19 polymorphisms associated with poor metabolic funtion, or individuals taking medications that affect CYP2C19 activity.
1.0 - 5.5 mcg/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Collect specimen in a red top tube; do not use SST tube. Send immediately to Specimen Processing. Tube must be spun and aliquotted within 2 hours of collection.
Collect specimen in a red top tube; do not use SST tube. Centrifuge within 2 hours of draw, aliquot serum into a plastic vial and refrigerate.