WHITE BLOOD CELL COUNT

Synonyms: WBC
Computer Code: WBC
Specimen Collection: 2 mL blood (lavender top tube). Pediatrics: EDTA microtainer with 500 uL (0.5 mL) blood.
Minimum Volume: 0.5 mL
Handling Instructions for Offsite Areas: Refrigerate. Transport within 8 hours.
Reference Values: WBC ADULT (Male): WBC 4.0-9.0 x10^3/uL WBC ADULT (Female): WBC 4.1-9.3 10^3/uL WBC PEDIATRIC (Male/Female): 0day-1day: 5.4-23.2 x10^3/uL, 2days-14days: 7.0-25.0 x10^3/uL, 15days-90days: 6.0-18.0 x10^3/uL, 91days-6years: 6.0-12.5 x10^3/uL, 6years-13years: 4.5-11.5 x10^3/uL
Lab Code: HEM
Requisition: C/H
Test Frequency: Daily
Routine TAT: 4 hrs
Stat TAT: 30 min
CPT Code(s): 85048
LCD or NCD:
Methodology Used:
See Addendum XVII