Davis's Drug Guide
Normal Values of Common Laboratory Tests
SERUM TESTS
| HEMATOLOGIC | MEN | WOMEN |
|---|---|---|
| Hemoglobin | 14–17.3 g/dL | 11.7–15.5 g/dL |
| Hematocrit | 42–52% | 36–48% |
| Red blood cells (RBC) | 4.51–6.01 million/mm3 | 4.01–5.51 million/mm3 |
| Mean corpuscular volume (MCV) | 77–97 (micrometer)3 | 78–102 (micrometer)3 |
| Mean corpuscular hemoglobin (MCH) | 27–35 picogram | 27–35 picogram |
| Mean corpuscular hemoglobin concentration (MCHC) | 32–36 g/dL | 32–36 g/dL |
| Erythrocyte sedimentation rate (ESR) | ≤20 mm/hr | ≤30 mm/hr |
| Leukocytes (WBC) | 4500–11,100/mm3 | 4500–11,100/mm3 |
| Neutrophils | 40–75% (2700–6500/mm3) | 40–75% (2700–6500/mm3) |
| Bands | 3–8% (150–700/mm3) | 3–8% (150–700/mm3) |
| Eosinophils | 0–5.5% (50–400/mm3) | 0–5.5% (50–500/mm3) |
| Basophils | 0–1% (0–100/mm3) | 0–1% (0–100/mm3) |
| Monocytes | 4–9% (200–400/mm3) | 4–9% (200–400/mm3) |
| Lymphocytes | 14–44% (1500–3700/mm3) | 14–44% (1500–3700/mm3) |
| T lymphocytes | 60–80% of lymphocytes | 60–80% of lymphocytes |
| B lymphocytes | 10–20% of lymphocytes | 10–20% of lymphocytes |
| Platelets | 150,000–450,000/mm3 | 150,000–450,000/mm3 |
| Prothrombin time (PT) | 10–13 sec | 10–13 sec |
| Partial thromboplastin time (PTT) | 30–45 sec | 30–45 sec |
| Bleeding time (duke) | 1–3 min | 1–3 min |
| (ivy) | 2–7 min | 2–7 min |
| (template) | 2.5–10 min | 2.5–10 min |
| CHEMISTRY | MEN | WOMEN |
| Sodium | 135–145 mEq/L | 135–145 mEq/L |
| Potassium | 3.5–5.3 mEq/L | 3.5–5.3 mEq/L |
| Chloride | 97–107 mEq/L | 97–107 mEq/L |
| Bicarbonate (HCO3) | 19–25 mEq/L | 19–25 mEq/L |
| Total calcium | 8.4–10.2 mg/dL or 4.5–5.5 mEq/L | 8.4–10.2 mg/dL or 4.5–5.5 mEq/L |
| Ionized calcium | 4.64–5.52 mg/dL or 2.1–2.6 mEq/L | 4.64–5.52 mg/dL or 2.1–2.6 mEq/L |
| Phosphorus/phosphate | 2.5–4.5 mg/dL | 2.5–4.5 mg/dL |
| Magnesium | 1.6–2.2 mg/dL or 1.5–2.5 mEq/L | 1.6–2.2 mg/dL or 1.5–2.5 mEq/L |
| Glucose | 65–99 mg/dL | 65–99 mg/dL |
| Osmolality | 275–295 mOsm/kg | 275–295 mOsm/kg |
| Ammonia (NH3) | 10–80 mcg/dL | 10–80 mcg/dL |
| Amylase | 100–300 U/L | 100–300 U/L |
| Creatine phosphokinase total (CK, CPK) | 50–204 U/L | 36–160 U/L |
| Creatine kinase isoenzymes, MB fraction | 0–4% in MI | 0–4% in MI |
| Lactic dehydrogenase (LDH) | 90–156 U/L | 90–156 U/L |
| Protein, total | 6–8 g/d | 6–8 g/d |
| Albumin | 3.7–5.1 g/dL | 3.7–5.1 g/dL |
| HEPATIC | MEN | WOMEN |
| AST | 20–40 U/L | 15–30 U/L |
| ALT | 19–36 IU/mL | 24–36 IU/mL |
| Total bilirubin | 0.3–1.2 mg/dL | 0.3–1.2 mg/dL |
| Conjugated bilirubin | 0.0–0.3 mg/dL | 0.0–0.3 mg/dL |
| Unconjugated (indirect) bilirubin | 0.2–1.1 mg/dL | 0.2–1.1 mg/dL |
| Alkaline phosphatase | 35–142 U/L | 25–125 U/L |
| RENAL | MEN | WOMEN |
| BUN | 8–21 mg/dL | 8–21 mg/dL |
| Creatinine | 0.61–1.21 mg/dL | 0.51–1.11 mg/dL |
| Uric acid | 4.0–8.2 mg/dL | 2.5–7.3 mg/dL |
| ARTERIAL BLOOD GASES | MEN | WOMEN |
| pH | 7.35–7.45 | 7.35–7.45 |
| Po2 | 80–95 mm Hg | 80–95 mm Hg |
| Pco2 | 35–45 mm Hg | 35–45 mm Hg |
| O2 saturation | 95–99% | 95–99% |
| Base excess | +3–(-2) | +3–(-2) |
| Bicarbonate (HCO3-) | 22–26 mEq/L | 22–26 mEq/L |
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Citation
Vallerand, April Hazard., et al. "Normal Values of Common Laboratory Tests." Davis's Drug Guide, 19th ed., F.A. Davis Company, 2024. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Davis-Drug-Guide/109505/all/Normal_Values_of_Common_Laboratory_Tests.
Vallerand AHA, Sanoski CAC, Quiring CC. Normal Values of Common Laboratory Tests. Davis's Drug Guide. F.A. Davis Company; 2024. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Drug-Guide/109505/all/Normal_Values_of_Common_Laboratory_Tests. Accessed November 17, 2024.
Vallerand, A. H., Sanoski, C. A., & Quiring, C. (2024). Normal Values of Common Laboratory Tests. In Davis's Drug Guide (19th ed.). F.A. Davis Company. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Drug-Guide/109505/all/Normal_Values_of_Common_Laboratory_Tests
Vallerand AHA, Sanoski CAC, Quiring CC. Normal Values of Common Laboratory Tests [Internet]. In: Davis's Drug Guide. F.A. Davis Company; 2024. [cited 2024 November 17]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Drug-Guide/109505/all/Normal_Values_of_Common_Laboratory_Tests.
* Article titles in AMA citation format should be in sentence-case
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T1 - Normal Values of Common Laboratory Tests
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AU - Vallerand,April Hazard,
AU - Quiring,Courtney,
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PB - F.A. Davis Company
ET - 19
DB - Nursing Central
DP - Unbound Medicine
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