Alert

Lymphocyte Markers, Complete Panel

Tube Type

Includes: CD3/CD4 (T-helper), CD3/CD8 (T-Cytotoxic), CD4/CD8 Ratio, CD19 (B-Cells), CD16/CD56 (NK-Cells)

See also Lymphocyte Markers Limited Panel and Leukemic Markers

Test ID LAB5920
EPIC Order LYMPHOCYTE MARKERS COMPLETE
CPT Code(s) 86355, 86357, 86360, 86359
Group/Individual Test Group
Laboratory Clinical Flow Cytometry Laboratory
Tube Station 82
Specimen Routine: 3 mL blood/Lavender EDTA Tube
Stability: Specimen is stable for testing up to ≤48 hours from collection
Availability Routine: Accepted Monday-Saturday. Samples collected after Noon on Saturday will be tested on the following working day; See Comments
STAT: N/A
Turnaround Time 72 hours
Reference Range Normal:

Reference ranges are included with results.

CD4 CD8 Reference Ranges

Comments
  • Must be received at ROOM TEMPERATURE
  • CBC/Diff required for Absolute Markers Values
  • Lymphocyte markers include CD3, CD4, CD8 + H/S Ratio, CD19-B cells; CD16 + 56-NK cells
  • Acceptable volume for pediatric patients is 1 mL of blood. CBC/Diff tube can be shared for this test

Reviewed by J. Carr on November 24, 2025

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514