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Epic Code LAB848 Toll-Like Receptor Function

Important Note

Collect control specimen from a healthy individual unrelated to patient at approximately the same time as and under similar conditions to the patient. 

Collection is Monday - Thursday. Must arrive to CHRLW by 2pm

Grand Rapids: 7am - 12pm (noon)

These specimens must be received at Corewell Health Reference Laboratory (35 Michigan/Grand Rapids), no later than 2 pm on the day collected.  If the specimen arrives at CHRLW after 2 pm, the specimen will be cancelled and a request for recollection will be made.

Please place specimen in purple priority or red STAT bag to ensure the Lab Central staff know this is a timed priority test. 

Additional Codes

ARUP: TLR

Ordering Instructions

Order as Reference Miscellaneous #LAB848; indicate complete test name when ordering.

Specimen Requirements

Patient Preparation:

Collect control specimen from a healthy individual unrelated to patient at approximately the same time as and under similar conditions to the patient. 

 

Collect:

Green (sodium heparin) (patient) AND green (sodium heparin) (control). Also acceptable: Yellow (ACD solution A) (patient) AND yellow (ACD solution A) (control). Patient and control specimens must be collected within 48 hours of test performance. 

 

Specimen Preparation:

Transport 10 mL whole blood (patient) AND 10 mL whole blood (control) in original collection tubes. (Min: 7 mL (patient) AND 7 mL (control)) Do not refrigerate or freeze. LIVE CELLS REQUIRED.
Infant Minimum: 3 mL whole blood (patient) AND 7 mL whole blood (control). 

Specimen Stability

24 hours ambient

Test Frequency

Sent to reference laboratory, usual TAT 9-10 days. Performed Tuesday through Friday.

Reference Range

Reference range not available at this time.

Performing Department

REFERRAL SEND OUTS

Performing Department Laboratory Location

Send Out to REFERRAL LABORATORY

Methodology

Cell Culture/Quantitative Multiplex Bead Assay

CPT

86353 x6; 83520 x3

Epic Test ID

1230101117

Reviewed Date

6/9/2023