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Lymphocyte Subset Panel 2
MessageCollect specimens Monday - Friday.
Holiday collection guideline:
Due to short specimen stability, specimens collected the day before a holiday must be received in the laboratory by 1500 to ensure testing is performed by reference laboratory.
Holiday collection guideline:
Due to short specimen stability, specimens collected the day before a holiday must be received in the laboratory by 1500 to ensure testing is performed by reference laboratory.
Test Code
36420
Alias/See Also
ZG461
LAB0000135
LAB0000135
CPT Codes
86355, 86359, 86360<br>This test is for non-New York patient testing. For New York patient testing use test code 17329.
Includes
% CD3 (Mature T Cells), Absolute CD3+ Cells, % CD4, Absolute CD4+ Cells, % CD8, Absolute CD8+ Cells, CD4/CD8 Ratio, % CD19 (B Cells), Absolute CD19+ Cells, Absolute Lymphocytes
Preferred Specimen
5 mL whole blood collected in a n EDTA (lavender-top) tube
Minimum Volume
0.5 mL
Instructions
Maintain the specimen at ambient temperature. Do not refrigerate.
It is recommended that the sample be drawn shortly before courier pick up and be received within 24 hours.
It is recommended that the sample be drawn shortly before courier pick up and be received within 24 hours.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 72 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
Refrigerated: Unacceptable
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Lithium heparin (green-top) tube • ACD (yellow-top) tube • Clotted
Methodology
Flow Cytometry (FC)
Setup Schedule
Set up: Daily; Report available: 2-3 days
Reference Range
See Laboratory Report
Clinical Significance
T-lymphocyte count assists in evaluating cellular immunocompetency.
