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Lymphocyte Subset Panel 1
MessageCollect specimen Monday-Friday before 1800. Do not collect on weekends or holidays.
WHOLE BLOOD - DO NOT CENTRIFUGE
ROOM TEMP (DO NOT REFRIGERATE)
WHOLE BLOOD - DO NOT CENTRIFUGE
ROOM TEMP (DO NOT REFRIGERATE)
Test Code
7197
Alias/See Also
LAB00239
CD4 CD8 w/ NK Cells
CD4 CD8 with Natural Killer Cells
CD4 (T-HELPER CELLS) CD8 (B CELLS) WITH NATURAL KILLER CELLS
FLOW CYTOMETRY
LMYPH1
LYMPH SUBSET 1
CD4 CD8 w/ NK Cells
CD4 CD8 with Natural Killer Cells
CD4 (T-HELPER CELLS) CD8 (B CELLS) WITH NATURAL KILLER CELLS
FLOW CYTOMETRY
LMYPH1
LYMPH SUBSET 1
CPT Codes
86355, 86357, 86359, 86360
Includes
% CD3 (Mature T Cells), Absolute CD3+ Cells, % CD4, Absolute CD4+ Cells, % CD8, Absolute CD8+ Cells, CD4/CD8 Ratio, % CD16+CD56 (NK Cells), Abs NKCell(CD16+CD56+Cell), % CD19 (B Cells), Absolute CD19+ Cells, Absolute Lymphocytes
Preferred Specimen
5 mL whole blood collected in an EDTA (lavender-top) tube
Minimum Volume
0.5 mL
Instructions
If a CBC is also required, a separate EDTA (lavender-top) tube must be submitted
Transport Container
5 mL (or 3 mL pediatric) EDTA (lavender-top) tube
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 72 hours
Refrigerated: Unacceptable
Frozen: Uacceptable
Refrigerated: Unacceptable
Frozen: Uacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Lithium heparin (green-top) tube • ACD (yellow-top) tube • Clotted
Methodology
Flow Cytometry (FC)
FDA Status
This test code is for non-New York patient testing. For New York patient testing, use test code 17328.
Setup Schedule
Daily
Report Available
3-5 days
Reference Range
See Laboratory Report
Clinical Significance
Immunophenotypic analysis may assist in evaluating cellular immunocompetency in suspected cases of primary and secondary immunodeficiency states.
Performing Laboratory
| Quest Diagnostics Nichols Institute-San Juan Capistrano, CA |
| 33608 Ortega Highway |
| San Juan Capistrano, CA 92675-2042 |