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Test Code TREGS T-Cell Subsets, Regulatory (Tregs)

Reporting Name

T Cell Subsets, Regulatory (Tregs)

Useful For

Evaluating patients with clinical features of IPEX (immune dysregulation, polyendocrinopathy, enteropathy, X-linked inheritance) and other primary immunodeficiencies, autoimmune diseases, allergy and asthma, and graft-vs-host disease post-hematopoietic stem cell transplantation

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Whole Blood EDTA

Specimen Required

Specimens are required to be received in the laboratory weekdays and by 4 p.m. on Friday. It is recommended that specimens arrive within 24 hours of draw. Specimens arriving on the weekend may be canceled. Draw and package specimen as close to shipping time as possible.

 

Container/Tube: Lavender top (EDTA)

Specimen Volume: 3 mL

Collection Instructions: Send specimen in original tube. Do not aliquot.

Additional Information:

1. Ordering physician's name and phone number are required.

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

Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time
Whole Blood EDTA Ambient 72 hours

Reference Values

The appropriate age-related reference values will be provided on the report.

Day(s) and Time(s) Performed

Monday through Friday

Do not send specimen after Thursday. Specimen must be received by 10 a.m. on Friday.

Test Classification

This test was developed using an analyte specific reagent. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information

86359-T cells, total count

86361-Absolute CD4 count

LOINC Code Information

Test ID Test Order Name Order LOINC Value
TREGS T Cell Subsets, Regulatory (Tregs) In Process

 

Result ID Test Result Name Result LOINC Value
29143 % Activated CD4+ T cells (4+CD25+) 13332-2
29144 % Natural Tregs In Process
29145 % N. Naive Tregs In Process
29146 % CD4+CD25-CD127+ (Tr1/Th3) In Process
29147 Activated CD4+ T cells (4+CD25+) 26982-9
29148 CD4+CD25+CD127loCD45RO+ (Nat Tregs) In Process
29149 CD4+CD25+CD127loCD45RA+ Naive Tregs In Process
29150 CD4+CD25-CD127+ (Tr1/Th3) In Process
29177 Interpretation 69052-9

Method Name

Flow Cytometry