91050      CD4 Panel
Specimen:
  Collect: One 4 mL Green Top (Li Heparin)

Also Acceptable
One 4 mL Lavender (EDTA) 
  Submit: 4 mL (Min:3 mL) Whole blood in 4 mL Green Top (Li Heparin). Submit Ambient.

Also Acceptable
4 mL (Min:3 mL) Whole blood in 4 mL Lavender (EDTA). Submit Ambient.  
  Special Handling: Critical Ambient 
  Rejection Criteria: Clotted Specimen
Hemolyzed specimens
Samples submitted in pour off tubes.
Heparin sample preferred due to longer sample stability 
  Stability: Ambient: 2 Day(s); Refrigerated: Unacceptable; Frozen: Unacceptable; Incubated: Unacceptable 
Methodology: Flow Cytometry 
Performed: Sun-Sat 
Reported: 2-3 Day(s) 
CPT Codes:
88184 - Flow Cytometry; cell surface, cytoplasmic or nuc 1st marker88185 - Flow Cytometry; cell surface, cytopl or nuc ea addl marker
Interpretive Data: Please see report for interpretive data.
Components:
93329 - % CD493330 - ABS CD4