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Lymphocyte Subset Panel 2 - CD4, Percent & Absolute

Mnemonic:    [CD4 Abs/%]
Name:    Lymphocyte Subset Panel 2 - CD4, Percent & Absolute
Specimen:    4 mL EDTA Lavender top tube. Clotted, hemolyzed, refrigerated or frozen samples are unacceptable.

Specimens must be analyzed within 72 hours of collection in EDTA or within 48 hours of collection in heparin. Some medications may affect immunophenotyping results and should be listed on the patient test request form.
Minimum Spec:    0.5 mL
Transport Temp:    Store and transport sample at Room Temperature.
Spec Stability:    Stable 2 days ambient.
Ref Lab/Code:    ARUP 0095885
  Method:    Flow Cytometry
Note:    Components:
% and Absolute CD4 (Helper T-Cells)

Samples should be received in the lab no later than noon the day they are collected to ensure they reach the reference lab within sample viability time.
Processing Info:    Do not pour off. Transport in original tube. If sample will be too old or too close to cut off for testing at ARUP, make arrangements to have testing done at NorDx.