White Blood Cell Count

Centralized Core Laboratory:Hematology

Test ID/Workstation: WBC AHEM1

Specimen Type: Blood

Tube Type: Purple top (EDTA) tube: Whole Blood

Collection Volume: 2.0 mL (minimum 0.3 mL)

Cause for rejection: Specimen hemolyzed, clotted, diluted with IV fluid, or collected in heparin, specimen at room temperature >8hours or refrigerated specimens >24 hours.

Storage: Refrigerated

Availability: Daily, 24 hours; STAT

Methodology: Unopette and microscopic evaluation

Special Instructions: Indicate clearly if a specimen has been drawn from an arterial line or from a line that has been rinsed with heparin.

Lab/Phone: 330-543-8416

TAT: 8 hours

Additional Info: Reference range is available on patient report

CPT Code: 85048

Synonyms: White Count; Total WBC; Leukocyte Count

Requisition Form
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