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Lymphocyte Subset Panel 1 (NY)
Test Code17328
CPT Codes
86355, 86357, 86359, 86360
Includes
Absolute Lymphocytes, Absolute CD3+ Cells, % CD3 (Mature T Cells), Absolute CD4+ Cells, % CD4, Absolute CD8+ Cells, % CD8, CD4/CD8 Ratio, Absolute CD19+ Cells, % CD19 (B Cells), Abs NKCell(CD16+CD56+Cell), %CD16+CD56 (NK Cells)
Preferred Specimen
5 mL whole blood collected in an EDTA (lavender-top) tube
Minimum Volume
0.5 mL
Other Acceptable Specimens
Whole blood collected in: sodium heparin (green-top) tube
Instructions
Maintain the specimen at room temperature. Do not refrigerate.. 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
EDTA blood
Room temperature: 30 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
Heparinized blood
Room temperature: 48 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
Room temperature: 30 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
Heparinized blood
Room temperature: 48 hours
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
Immunophenotyping analysis may assist in evaluating cellular immunocompetency in suspected cases of primary and secondary immunodeficiency states.
Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153