T Lymphocyte subsets: CD3, CD4, CD8
Immunology
Sample and container requirements
EDTA Whole Blood
Minimum volume required
4 ml Blood
Special requirements
None
Patient preparation
None
Sample viability
Turnaround time
3 days
Reference range
Clinical guidance
Some indications:Secondary Immunodeficiency inc. HIV
Notes
Images to go here
This information was last updated on 17 August 2026