Yale New Haven Hospital

Department of Laboratory Medicine
Test Directory

[ Test Name Index ]

[ Home & References ]

Tacrolimus level

Lab Section: 

Chemistry

 

Lab Location: 

Main Lab

Test ID: 

LAB876

 

Synonyms: 

FK-506 Prograf

Methodology: 

LC MS/MS

Schedule: 

Daily: Mon-Fri; Cut off 2 pm; Sat-Sun; Cut off 12 noon

Reported: 

4 hours

Specimen Requirements: 

Collection: 1.0 mL Blood in a Lavender Top Tube.
Pediatric volume: 0.5 mL.
Handling: Do not draw through central line..

If samples are to be tested within 24 hours of

collection, they may be stored at room temperature (18 - 25C). Samples can be stored refrigerated (2-

8C) for up to one week or frozen (-20C) for up to 2 months.

 

Notes: 

Cannot be added to an EDTA tube that has been centrifuged or left at room temp for greater than 8 hours.

Reference Interval: 

Reference range applies to trough level only

Reference range: 5 - 20 ng/mL

CPT Code(s): 

80197

Last Changed: 

05/07/2018 14:32

Last Reviewed: 

05/07/2018 14:32