Test Catalog

Test ID: TREC    
T-Cell Receptor Excision Circles (TREC) Analysis, Blood

Specimen Type Describes the specimen type validated for testing

Whole Blood EDTA

Additional Testing Requirements

Shipping Instructions

Specimens are required to be received in the laboratory weekdays and by 4 p.m. on Friday. Draw and package specimen as close to shipping time as possible.

 

It is recommended that specimens arrive within 24 hours of draw.

 

Samples arriving on the weekend and observed holidays may be canceled.

Necessary Information

Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing

For serial monitoring, we recommend that specimen draws be performed at the same time of day.

 

Supplies: Ambient Shipping Box-Critical Specimens Only (T668)

Container/Tube: Lavender top (EDTA)

Specimen Volume:

Adults: 10 mL

Pediatrics:

-Preferred volume for >1 year = 5 mL

-Preferred volume for < or =1 year old = 3 mL

Collection Instructions:

1. Do not draw specimen through a butterfly needle.

2. Send specimen in original tube. Do not aliquot.

Special Instructions Library of PDFs including pertinent information and forms related to the test

Forms

Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory

Adults: 10 mL/Pediatrics: 1 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

Gross hemolysis Reject
Gross lipemia Reject

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included

Specimen TypeTemperatureTimeSpecial Container
Whole Blood EDTAAmbient48 hoursPURPLE OR PINK TOP/EDTA