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Test Code TacrBldSp Tacrolimus Level Blood Spot

Clinical System Name

 

Tacrolimus Level Blood Spot

Synonyms

FK506

Prograf

Sample Requirements

Specimen: Capillary blood

Container(s): Dried blood spot card

Preferred Vol: 3 full circles

Minimum Vol:  1 full circle

 

Note: Draw 30 minutes to 1 hour before next dose. For line or peripheral collections, order Tacrolimus Level (not Blood Spot and collect in an EDTA tube. 

 

Processing Instructions

Reject due to

Spin: N

Aliquot: N

Temp: RT

Storage location: Store specimen and labels in the Biochemical Genetic box.

 

Off-site collection: Draw 30 minutes to 1 hour before next dose. Note draw time on the requisition. For capillary collection, spot 3 full circles on dried blood spot collection card, allow to air dry for 3 hours, and submit (or mail) to laboratory.  See instruction sheet for collection details below.

Stability

Temperature Time
Room temp 2 w
Refrigerated 2 w
Frozen 6 w

 

Availability

STAT Performed TAT
N M - F 1 - 3 d

 

Specimen must be received in the lab by 10:00 for next day results.

Performing Laboratory

Seattle Children's Laboratory    

 

Department

Department:  Chemistry

Location: Chem West

Phone Number: (206)987-2617

 

 

 

Reference Range

5 - 17 ng/mL

 

Methodology

Method: LC/MS/MS

Analytical Volume: 6 o8 mm diameter circle

Limitations:

CPT Codes

80197