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Unit Code 87959:
T-Cell Receptor Excision Circles (TREC) Analysis for Immune Reconstitution

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Specimen Required

"TREC Assay Patient Information Sheet" (Supply T589) must be

submitted with the specimen. See Special Instructions for a copy

of the form.

 

Send specimen Monday through Thursday only.

Specimen must arrive within 48 hours of draw and by 10 a.m.

on Friday. Collect and package specimen as close to shipping time as

possible. Ship specimen priority overnight.

 

Draw blood in a lavender-top (EDTA) tube(s), and send 20 mL EDTA

whole blood or 10 mL of EDTA whole blood if patient is pediatric.  

DO NOT draw through a butterfly needle. Forward promptly

at ambient temperature only. Specimen can not be frozen.

Note:    1.  Patient must have a pre-transplant/treatment

                       (baseline) specimen drawn.

                  2.   Specimen must be shipped overnight at a temperature of

                       20 degrees C to 25 degrees C. Specimens that do not arrive

                       at the required temperature will not be tested.

3.   Specimens should be shipped well wrapped (insulated)

     and placed with a gel cool pack (for summer). Avoid

     direct contact of specimen with cool pack.

Transport Temperature

Ambient\Refrig NO\Frozen NO

Reject Due To

Specimens Other Than:                 EDTA whole blood

Anticoagulants Other Than:           EDTA

Hemolysis:                                          Yes

Thawing:                                              N/A

Lipemia:                                               No

Day(s) and Time(s) Test Performed

Varies

Do not send specimens after Thursday

Specimens must be received by 10 a.m. on Friday

Key