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CD4/CD8 Lymophocytes

Test Code
4TO8B


Preferred Specimen
EDTA Lavender Top Tube


Minimum Volume
5.0 mL preferred, but 1.0 mL is minimum volume required


Other Acceptable Specimens
Body Fluid, Sodium Heparin Green Top Tube, or Gold Top Serum Separator Tube


Instructions
Fluids: submit as much specimen as possible, notify Flow Cytometry immediately when speiment obtained. Tissue: submit fresh sample (approximately 1 gram or "as large as your thumbnail", ensure RPMI is not expired and pink in color.


Transport Container
Biohazard Bag


Transport Temperature
Ambient


Specimen Stability
All specimens are stored and transported at room temperature, must be analyzed within 30 hours of collection. ALL SPECIMENS NEED TO BE LABELED WITH "ATTN: FLOW CYTOMETRY"


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Mislabel or quantity is not sufficient


Setup Schedule
Day Shift Only: Performed Moday through Saturday


Limitations
Baptist Health - LR Flow Cytometry



Last Updated: August 31, 2017


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.