Home


CD19
CD19+ (B CELLS) COUNT, BLOOD

Test Code CD19 
Test CD19+ (B CELLS) COUNT, BLOOD 
Methodology Flow Cytometry 
Specimen SPECIMEN MUST BE RECEIVED WITHIN 24 HOURS OF COLLECTION

Draw blood in lavender-top tube(s). Send 2.0 mL of EDTA whole blood at AMBIENT TEMPERATURE only. (CLOTTED SPECIMEN IS UNACCEPTABLE.)

NOTE: Date of collection is required on the request form for processing. 

Reference Values Percentage and absolute counts of CD19+ cells reported with age specific normal ranges. 
Analytic Time 1 Day 
Day(s) Test Set Up Monday through Friday 
CPT Code(s) 86355