Harrison's Manual of Medicine
LEUKOCYTOSIS
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Approach to the patient: Leukocytosis
Review smear (are abnormal cells present?) and obtain differential count. The normal values for concentration of blood leukocytes are shown in Table 64-1.
| CELL TYPE | MEAN, CELLS/μL | 95% CONFIDENCE INTERVALS, CELLS/μL | TOTAL WBC, % |
|---|---|---|---|
| Neutrophil | 3650 | 1830–7250 | 30–60 |
| Lymphocyte | 2500 | 1500–4000 | 20–50 |
| Monocyte | 430 | 200–950 | 2–10 |
| Eosinophil | 150 | 0–700 | 0.3–5 |
| Basophil | 30 | 0–150 | 0.6–1.8 |
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Approach to the patient: Leukocytosis
Review smear (are abnormal cells present?) and obtain differential count. The normal values for concentration of blood leukocytes are shown in Table 64-1.
| CELL TYPE | MEAN, CELLS/μL | 95% CONFIDENCE INTERVALS, CELLS/μL | TOTAL WBC, % |
|---|---|---|---|
| Neutrophil | 3650 | 1830–7250 | 30–60 |
| Lymphocyte | 2500 | 1500–4000 | 20–50 |
| Monocyte | 430 | 200–950 | 2–10 |
| Eosinophil | 150 | 0–700 | 0.3–5 |
| Basophil | 30 | 0–150 | 0.6–1.8 |
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