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Test Code CD57 CD57 (NK Subset) Count, Blood

Important Note

Specimen only has 24 hour stability. Can only be drawn Monday thru Thursday 6AM-4PM

Specimen must be received at testing lab within 24 hours of draw

 

Reference Values

2-12%

32-254ul Absolute count

Specimen Requirement

Draw blood in lavender (EDTA) tube. Send 5.0 ml of EDTA whole blood at AMBIENT TEMPERATURE.

CPT Codes

86357

Method

Flow Cytometry

Day(s) Test Set Up

Monday thru Friday