Tacrolimus, Highly Sensitive

Last Modified: 2/15/2024 2:02:34 PM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements: 3.0 mL Whole Blood in a Lavender Top Tube - EDTA
Collection Instructions: Drug regimens, time and date of drug administration are to be noted on requisition. Therapeutic range applies to trough specimens drawn just before a.m. dose 

Optimal time to draw specimen: 0.5-1 hour before next oral dose.

Whole Blood collected in lavender top tube must fill at least 1/3 of the collection tube.

Specimen must be kept capped before tested and needs to be tested within 30 minutes of the cap being open
Transport & Storage: Temperature/Stability: 7 days Ambient
7 days Refrigerated (prefered)
2 months Frozen
Rejection Criteria: Clotted specimen or gel barrier tube
Reference Range: 5.0 - 20.0 ng/ml
Critical Ranges:  
Test Comments:  
Methodology: Electrochemiluminescence Immunoassay (ECLIA)
Clinical Significance: Tacrolimus (FK 506) is an immunosuppresive drug used in organ transplantation to prevent graft rejection.Therapeutic drug monitoring is useful to optimize dose and avoid toxicity.
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 1 to 2 days
Days Performed: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Parkview Regional Medical Center
PHL Test Code: PROGF
EPIC Test Code: IMO477
Alternate Test Names: FK506; Prograf; Tacrolimus
Included Tests:  
CPT Coding: 80197

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