Additional Info:

CD3 T cells
CD4 Helper cells
Pathology interpretation

Pathologist comparison of current results to patient’s previous results is provided upon positive identification of patient.

Methodology: Flow Cytometry (FC)

Specimen Requirements: 1 lavender-top (EDTA) tube (minimum: 2.0 mL of whole blood). Store specimen at room temperature after collection.

NOTE:
• Collect Monday through Wednesday. DO NOT COLLECT ON THURSDAY, FRIDAY, SATURDAY, OR SUNDAY.
• Do not hold over.

Analytical Time: 2 days

Days Set Up: Monday through Thursday

CPT Information:
86359 – total T lymphs
86361 – T helper-CD4

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