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Test Code FK506 Tacrolimus

Additional Codes

EMR Interface Order Code: 05300

Collection Container

Lavender (EDTA)

Specimen Required

Whole Blood

Specimen Volume

5 mL

Minimum Specimen Volume

1 mL

Transport Temperature

Refrigerate

Specimen Stability

Room temperature: 14 days, Refrigerated: 14 days

Reasons for Rejection

Specimen spun and separated; specimen clotted.

Methodology

Liquid chromatography/mass spectrometry (LC-MS)

Reference Ranges

5 – 20 ng/mL

Turnaround Time

24 hours

Day(s) and Time(s) Performed

Test performed daily

CPT Code

80197

Units of Measure

ng/mL

Special Instructions

Specimens received by 10:30am will be done on the same day