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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Tacrolimus High Sens LC/MS/MS
Test CodeTACRO
Quest Code
13228
CPT Codes
80197
Preferred Specimen
2 mL whole blood collected in an EDTA (lavender-top) tube
Patient Preparation
Collect specimen 1 hour prior to next dose (12 hour trough)
Minimum Volume
1 mL
Transport Container
EDTA (lavender-top) tube
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 60 days
Refrigerated: 7 days
Frozen: 60 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Clotted specimen
Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Setup Schedule
Daily
Report Available
1 day
Reference Range
No definitive therapeutic or toxic ranges have been established. Optimal blood drug levels are influenced by type of transplant, patient response, time post- transplant, co-administration of other drugs, and drug formulation.
The following trough range is a suggested guideline: 5.0-20.0 mcg/L.
The following trough range is a suggested guideline: 5.0-20.0 mcg/L.
Clinical Significance
Tacrolimus is an immunosuppressant drug which has been shown to be effective for the treatment of rejection following transplantation.
Performing Laboratory
| Quest Diagnostics LLC |
| 200 Forest Street, 3rd Floor, Suite B |
| Marlborough, MA 01752-3023 |
