Hematology (Complete Blood Count) Reference Ranges
Conventional Units (USA) | SI Units | Dog | Cat | Cow | Horse | Pig | Sheep | Goat | Rabbit | Llama | Vietnamese Potbellied Pig | Ostrich | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
PCV | % | × 10–2 L/L | 35–57 | 30–45 | 24–46 | 27–43 | 32–50 | 27–45 | 22–38 | 30–50 | 29–39 | 22–50 | 45–57 |
Hgb | g/dL | × 10 g/L | 11.9–18.9 | 9.8–15.4 | 8–15 | 10.1–16.1 | 10–16 | 9–15 | 8–12 | 8–15 | 12.8–17.7 | 7.8–16.2 | |
RBCs | × 106/mcL | × 1012/L | 4.95–7.87 | 5.0–10.0 | 5.0–10.0 | 6.0–10.4 | 5–8 | 9–15 | 8–18 | 4–7 | 11.3–17.7 | 3.6–7.8 | |
Reticulocytes | % | % | 0–1.0 | 0–0.6 | 0–1.0 | ||||||||
Absolute reticulocyte count | × 103/mcL | × 109/L | < 80 | < 60 | |||||||||
MCV | fL | fL | 66–77 | 39–55 | 40–60 | 37–49 | 50–68 | 28–40 | 16–25 | 58–67 | 20.9–28 | 55–71 | |
MCH | pg | pg | 21.0–26.2 | 13–17 | 11–17 | 13.7–18.2 | 17–21 | 8–12 | 5.2–8 | 17.1–23.5 | 18–24 | ||
MCHC | g/dL | × 10 g/L | 32.0–36.3 | 30–36 | 30–36 | 35.3–39.3 | 30–34 | 31–34 | 30–36 | 29–37 | 43.1–46.6 | 31–36 | |
Platelets | × 103/mcL | × 109/L | 211–621 | 300–800 | 100–800 | 117–256 | 200–500 | 800–1,100 | 300–600 | 250–650 | 210–800 | 204–518 | |
MPV | fL | fL | 6.1–10.1 | 12–18 | 3.5–6.5 | 4.0–6.0 | |||||||
WBCs | × 103/mcL | × 109/L | 5.0–14.1 | 5.5–19.5 | 4.0–12.0 | 5.6–12.1 | 11–22 | 4–8 | 4–13 | 6–12 | 7.5–21.5 | 5.2–17.9 | 10–24 |
Neutrophils | % | % | 58–85 | 45–64 | 15–33 | 52–70 | 28–47 | 10–50 | 30–48 | 20–60 | 60–74 | 0–63 | a |
(segmented) | × 103/mcL | × 109/L | 2.9–12.0 | 2.5–12.5 | 0.6–4.0 | 2.9–8.5 | 2–15 | 0.7–6.0 | 1.0–7.2 | 1–9.4 | 4.6–16 | 0–11.4 | 10.8–16.6a |
Neutrophils | % | % | 0–3 | 0–2 | 0–2 | 0–1 | 0–4 | 0 | rare | 0–1 | 0–1 | ||
(band) | × 103/mcL | × 109/L | 0–0.45 | 0–0.3 | 0–0.1 | 0–0.1 | 0–0.8 | Rare | Rare | 0–0.35 | 0–0.19 | ||
Lymphocytes | % | % | 8–21 | 27–36 | 45–75 | 21–42 | 39–62 | 40–55 | 50–70 | 30–85 | 13–35 | 15–55 | |
× 103/mcL | × 109/L | 0.4–2.9 | 1.5–7.0 | 2.5–7.5 | 1.2–5.1 | 3.8–16.5 | 2–9 | 2–9 | 1.6–10.6 | 1–7.5 | 0.8–9.8 | 2.2–7.6 | |
Monocytes | % | % | 2–10 | 0–5 | 0–8 | 0–6 | 2–10 | 0–6 | 0–4 | 1–4 | 1–4 | 0–13 | |
× 103/mcL | × 109/L | 0.1–1.4 | 0–0.9 | 0–0.9 | 0–0.7 | 0–1 | 0–0.75 | 0–0.55 | 0.05–0.5 | 0.05–0.8 | 0–0.67 | 0–0.7 | |
Eosinophils | % | % | 0–9 | 0–4 | 0–20 | 0–7 | 0.5–11 | 0–10 | 1–8 | 1–4 | 0–15 | 0–12 | |
× 103/mcL | × 109/L | 0–1.3 | 0–0.8 | 0–2.4 | 0–0.8 | 0–1.5 | 0–1 | 0.05–0.65 | 0.05–0.5 | 0–3.3 | 0–0.73 | 0–0.4 | |
Basophils | % | % | 0–1 | 0–1 | 0–2 | 0–2 | 0–2 | 0–3 | 0–1 | 1–5 | 0–2 | 0 | |
× 103/mcL | × 109/L | 0–0.14 | 0–0.2 | 0–0.2 | 0–0.3 | 0–0.5 | 0–0.3 | 0–0.12 | 0.05–0.9 | 0–0.4 | 0–0.61 | 0–0.4 | |
M:E | 0.75–2.5 | 0.6–3.9 | 0.3–1.8 | 0.5–1.5 | 1.2–2.2 | 0.77–1.7 | 0.7–1.0 | ||||||
Plasma proteins | g/dL | 10 g/L | 6.0–7.5 | 6.0–7.5 | 6.0–8.0 | 6.0–8.5 | 6–8 | 6–7.5 | 6–7.5 | 5.4–8.3 | 5.4–7.5 | 3.5–6.0 | |
Plasma fibrinogen | mg/dL | g/L | 150–300 | 150–300 | 100–600 | 100–500 | 200–400 | 100–500 | 100–400 | 200–400 | 100–400 | 100–400 | |
Data on various species compiled and adapted in part from multiple sources, including Latimer KS, Duncan & Prasse’s Veterinary Laboratory Medicine: Clinical Pathology, 5th ed., Wiley-Blackwell, 2011; and Weiss DJ, Wardrop KJ, Schalm’s Veterinary Hematology, 6th ed., Wiley-Blackwell, 2010. Reference ranges vary between laboratories. Values provided by the reference laboratory should be always used. | |||||||||||||
MCV = mean corpuscular volume MCH = mean corpuscular hemoglobin MCHC = mean corpuscular hemoglobin concentration MPV = mean platelet volume M:E = myeloid:erythroid ratio | |||||||||||||
a Heterophil | |||||||||||||
