White blood cell count and differential
Emergency Central is a collection of disease, drug, and test information including 5-Minute Emergency Medicine Consult, Davis’s Drug, McGraw-Hill Medical’s Diagnosaurus®, Pocket Guide to Diagnostic Tests, and MEDLINE Journals created for emergency medicine professionals. Explore these free sample topics:
-- The first section of this topic is shown below --
White blood cell (WBC) count and differential, blood
Reference ranges are age- and laboratory-specific
Adult ranges: WBC 4.5–11.0 × 103/mcL; differential: segmented neutrophils 50–70%; band neutrophils 0–5%; lymphocytes 20–40%; monocytes 2–6%; eosinophils 1–4%; basophils 0–1%.
Panic: WBC <1.5 × 103/mcL and/or ANC <0.5 × 103/mcL