Test Code VORI Voriconazole, Serum
Specimen Required
Collection Container/Tube: Red top (serum gel/SST not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 2 mL
Collection Instructions: Centrifuge and aliquot serum into plastic vial within 2 hours of collection.
Secondary ID
88698Useful For
Monitoring trough levels of voriconazole is suggested for:
-Individuals with reduced liver function
-Individuals with cytochrome P450 (CYP) 2C19 alterations associated with poor metabolic function
-Patients taking other medications that affect CYP2C19 activity
-Patients experiencing potential toxicity
Monitoring trough levels may be reasonable in patients who are not responding optimally or have drug interactions that may decrease voriconazole levels or to ensure adequate oral absorption
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Reporting Name
Voriconazole, SSpecimen Type
Serum RedSpecimen Minimum Volume
0.6 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum Red | Refrigerated (preferred) | 28 days | |
Ambient | 28 days | ||
Frozen | 28 days |
Reject Due To
Gross hemolysis | OK |
Gross lipemia | OK |
Gross icterus | OK |
Reference Values
1.0-5.5 mcg/mL
Trough level (ie, immediately before next dose) monitoring is recommended.
Day(s) Performed
Monday through Sunday
Report Available
Same day/1 to 2 daysPerforming Laboratory
Mayo Clinic Laboratories in RochesterTest Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
80285
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
VORI | Voriconazole, S | 38370-3 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
88698 | Voriconazole, S | 38370-3 |