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

Test Catalog

Test Name

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

Useful For Suggests clinical disorders or settings where the test may be helpful

Measuring T-cell output or reconstitution (thymopoiesis) following hematopoietic cell transplantation or highly active antiretroviral therapy


Evaluating thymic function in patients with cellular or combined primary immunodeficiencies, or receiving immunotherapy or cancer vaccines


Assessing T-cell recovery following thymus transplants for DiGeorge syndrome

Special Instructions and Forms Library of PDFs including pertinent information and consent forms, specimen collection and preparation information, test algorithms, and other information pertinent to test

Method Name A short description of the method used to perform the test

Real-Time Quantitative Polymerase Chain Reaction (PCR)

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name A shorter or abbreviated version of the Published Name for a test; an abbreviated test name


Aliases Lists additional common names for a test, as an aid in searching

Acquired Immune Deficiency Syndrome (AIDS)
Bone Marrow Transplant
CD4 Count, Flow Cytometry
CD4 Lymphopenia
CD8 Count, Flow Cytometry
DiGeorge Syndrome
Excision Circles
Idiopathic T-Cell Lymphopenia
Immune Competence
Immune Reconstitution
Immune Status, Flow Cytometry
Immunodeficiency Panel, Flow Cytometry
Quantitative CD4 and CD8
Recent Thymic Emigrants (RTE)
Stem Cell Transplant
T Cell Function
T Cell Immune Competence
T Cell Lymphopenia
T Cell Output
T Cell Receptor
T Cell Reconstitution
T Cell Recovery
T-Cell Function
T-Cell Immune Competence
T-Cell Lymphopenia
T-Cell Output
T-Cell Receptor
T-Cell Receptor Excision Circles (TREC)
T-Cell Reconstitution
T-Cell Recovery
Thymic Emigrants, Recent, CD4 and CD8 T-Cell
Thymic Function
TREC (T-Cell Receptor Excision Circles)
Human Immunodeficiency Virus (HIV)
Severe combined immunodeficiency (SCID)