Interpret Your White Blood Cell Count Results
Enter your WBC value below and get an instant, free AI interpretation — a plain-English explanation checked against WHO/IFCC reference ranges.
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This AI-generated interpretation is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Results may vary based on individual health factors not captured here.
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White Blood Cell Count Normal Ranges
The white blood cell (WBC) count measures the total number of leukocytes in the blood, including neutrophils, lymphocytes, monocytes, eosinophils, and basophils.
| Age Group | Reference Range | Unit | Notes |
|---|---|---|---|
| Adults (18–64) | 4 – 11 | ×10³/µL | — |
| Children / Pediatric | 5 – 15 | ×10³/µL | Varies by age; higher in infancy |
Also reported in: ×10⁹/L.
Critical (Panic) Values
Critical Low: < 2 ×10³/µL. Critical High: > 30 ×10³/µL. Values outside these limits require immediate clinical attention.
Common Causes of High WBC
Common Causes of Low WBC
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