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Lymphocyte Subset Panel 1

Test Code
901432


CPT Codes
86355, 86357, 86359, 86360<br>This test is not available for New York patient testing<br>Non-orderable Code

Includes
Absolute Lymphocytes, Absolute CD3, Percentage CD3, Absolute CD4, Percentage CD4, Absoulte CD8, Percentage CD8, CD4/CD8 Ratio (calculated), Absolute CD16/56, Percentage CD15/56, Absolute CD 19, Percentage CD 19


Preferred Specimen
5 mL whole blood collected in an EDTA (lavender-top) tube


Minimum Volume
1 mL


Instructions
Do not freeze. Do not transfer whole blood to M4. Submit the preferred EDTA tubes at room temperature. volumes less that 1 mL should be submitted in a Pediatric EDTA tube.


Transport Temperature
Room temperature


Specimen Stability
Room temperature: 72 hours
Refrigerated: Unacceptable
Frozen: Unacceptable


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received frozen


Methodology
Flow Cytometry

Setup Schedule
Set up: Daily; Report available: 3-4 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.




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.