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Test Code WBC-C WBC Count, Blood

Methodology

Laser Technology

Performing Laboratory

Decatur Morgan Hospital-Decatur Campus/Parkway Campus

Specimen Requirements

Specimen must arrive within 24 hours of draw.

 

Draw blood in a lavender-top (EDTA) tube(s) or a lavender-top (EDTA) MICROTAINER(S)®, and send 5 mL (minimum volume:  1 mL) of EDTA whole blood. Forward promptly.

Reference Values

0-5 days:  8.0-38.0 x 103/cmm
6-14 days:  6.0-17.0 x 103/cmm
15 days-1 year:  5.0-12.0 x 103/cmm
>1 year:  4.8-10.8 x 103/cmm

Critical value (automatic call-back):  ≥100.0 x 103/cmm

Test Classification and CPT Coding

85048