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Natural Killer Cells, Reflex
MessageCollect a full tube, following standard venipuncture techniques. Do not freeze. Do not transfer whole blood to M4.
Test Code
LAB3286 NK
Alias/See Also
NK
CPT Codes
86357
Includes
@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@
Instructions
Minimum Testing Volume: 0.5 mL Transport Temperature: Ambient Stability: Ambient: 72 hoursRefrigerated : N/A Frozen: N/A Causes for Rejection: HemolysisReceived Refrigerated Received frozen
Report Available
3-Days
Clinical Significance
1230170535
Last Updated: May 18, 2026
