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: Male ≥13 years: 4.0–9.0 x10^3/uL, Female ≥13 years: 4.1–9.3 x10^3/uL, PEDIATRIC WBC (Male & Female): 6 years up to 13 years: 4.5–11.5 x10^3/uL, 3 months up to 6 years: 6.0–12.5 x10^3/uL, 15 days up to 3 months: 6.0–18.0 x10^3/uL, 2 days up to 15 days: 7.0–25.0 x10^3/uL, 0 day up to 2 days: 5.4–23.2 x10^3/uL |
| Lab Code: | Hematology |
| 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 |