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Test Code WBC White Blood Cell (WBC) Count, Blood

Performing Laboratory

Northwell Health Laboratories

Methodology

SysmexTM XE 2100

Reference Values

Pediatrics:  See report.

Adults:  3.8-10.5 k/µL

Test Classification and CPT Coding

85048

Day(s) and Time(s) Performed

Monday through Sunday

Physician Office Specimen Requirements

Container/Tube:  Lavender-top (EDTA) tube(s)

Specimen: 3 mL of EDTA whole blood

Transport Temperature:  Refrigerate

Collection Instructions:  Tube must be more than half full for proper anticoagulant ratio. For pediatrics, draw blood in a MICROTAINER®. Do not draw a small volume into a standard VACUTAINER®.