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Test Code LAB3455 Sirolimus Level Blood Spot

Important Note

This test is best suited for stable, outpatients.  Exceptions for inpatients need approval from Chemistry Medical Director.

Additional Codes

SiroBldSp

Clinical System Name

Sirolimus Level Blood Spot

Synonyms

Rapamune

Rapamycin

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 SIROLIMUS LEVEL 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.  (For line or peripheral collections, order SIROLIMUS LEVEL and collect in a Lavender/EDTA tube.

Stability

Temperature Time
Room temp 4 w
Refrigerated 4 w
Frozen 6 m

 

Availability

STAT Performed TAT
N M,W,F (run overnight, result available next day) 2 - 4 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

 

 

 

CPT Codes

80195

Methodology

Method: LC/MS/MS

Analytical Volume: 6 mm diameter circle

Limitations:

Reference Range

5 - 20 ng/mL