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TRANSPLANTATION CD3 COUNT BY FLOW CYTOMETRY

Message
This test is for TRANSPLANT PATIENTS ONLY.


Test Code
LAB1231443


Includes
Absolute number of CD3-positive T-cells measured in cells/uL.


Preferred Specimen
One 3 mL Lavender top tube


Patient Preparation
Draw specimen before administering immunosuppressive medications.

Minimum Volume
1 mL blood


Transport Temperature
Refrigerated


Specimen Stability
Specimens must be stained within 72 hours of collection. 


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Improper tube type drawn. 
Clotted or hemolyzed specimens.


Methodology
Quantitative Flow Cytometry

Setup Schedule
Monday-Friday


Clinical Significance
The number of CD3 cells are those cells that are positive for CD3 and are presumed immunologically competent.


Performing Laboratory
West Virginia University Hospital, Inc.




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.