91170      Natural Killer Cell Profile
Specimen:
  Collect: One 4 mL Green Top (Na Heparin)

Also Acceptable
One 4 mL Lavender (EDTA) 
  Submit: 4 mL (Min:1 mL) Whole blood in 4 mL Green Top (Na Hep). Submit Ambient.

Also Acceptable
4 mL (Min:1 mL) Whole blood in 4 mL Lavender (EDTA). Submit Ambient.  
  Special Handling: Critical Ambient
Time Sensitive
Heparin samples prefered as they have longer stability
Some medications may affect immunophenotyping results and should be provided on the patient test request form. 
  Rejection Criteria: Clotted Specimen 
  Stability: Ambient: 2 Day(s); Refrigerated: Unacceptable; Frozen: Unacceptable; Incubated: Unacceptable 
Methodology: Flow Cytometry 
Performed: Sun-Sat 
Reported: 2-4 Day(s) 
CPT Codes:
88184 - Flow Cytometry; cell surface, cytoplasmic or nuc 1st marker88185 X7 - Flow Cytometry; cell surface, cytopl or nuc ea addl marker
Interpretive Data: Please see report for interpretive data.
Components:
93561 - % CD293562 - % CD3
93563 - % CD593564 - % CD7
93565 - % CD893566 - % CD16
93567 - % CD5693568 - % CD57