Normal Laboratory Values
Below is a list of few of the commonly used normal laboratory values:
HEMATOLOGY | |
Red Blood Cells | |
RBC (Male) | 4.2 - 5.6 M/µL |
RBC (Female) | 3.8 - 5.1 M/µL |
RBC (Child) | 3.5 - 5.0 M/µL |
White Blood Cells | |
WBC (Male) | 3.8 - 11.0 K / mm cubed |
WBC (Female) | 3.8 - 11.0 K / mm cubed |
WBC (Child) | 5.0 - 10.0 K / mm cubed |
Hemoglobin | |
Hgb (Male) | 14 - 18 g/dL |
Hgb (Female) | 11 - 16 g/dL |
Hgb (child) | 10 - 14 g/dL |
Hgb (Newborn) | 15 - 25 g/dL |
Hematocrit | |
Hct (Male) | 39 - 54% |
Hct (Female) | 34 - 47% |
Hct (Child) | 30 - 42% |
MCV | 78 - 98 fL |
MCH | 27 - 35 pg |
MCHC | 31 - 37% |
Neutrophils | 50 - 81% |
Bands | 1 - 5% |
Lymphocytes | 14 - 44% |
Monocytes | 2 - 6% |
Eosinophils | 1 - 5% |
Basophils | 0 - 1% |
CARDIAC MARKERS | |
Troponin I | 0 - 0.1 ng/ml (onset: 4-6 hrs, peak: 12-24 hrs, return to normal: 4-7 days) |
Troponin T | 0 - 0.2 ng/ml (onset: 3-4 hrs, peak: 10-24 hrs, return to normal: 10-14 days) |
Myoglobin (Male) | 10 - 95 ng/ml (onset: 1-3 hrs, peak: 6-10 hrs, return to normal: 12-24 hrs) |
Myoglobin (Female) | 10 - 65 ng/ml (onset: 1-3 hrs, peak: 6-10 hrs, return to normal: 12-24 hrs) |
GENERAL CHEMISTRY | |
Acetone | 0.3 - 2.0 mg% |
Albumin | 3.5 - 5.0 gm/dL |
Alkaline Phosphatase | 32 - 110 U/L |
Anion gap | 5 - 16 mEq/L |
Ammonia | 11 - 35 µmol/L |
Amylase | 50 - 150 U/dL |
AST, SGOT (Male) | 7 - 21 U/L |
AST, SGOT (Female) | 6 - 18 U/L |
Bilirubin, Direct | 0.0 - 0.4 mg/dL |
Bilirubin, Indirect | total minus direct |
Bilirubin, Total | 0.2 - 1.4 mg/dL |
BUN | 6 - 23 mg/dL |
Calcium (total) | 8 - 11 mg/dL |
Carbon dioxide | 21 - 34 mEq/L |
Carbon monoxide | symptoms at greater than or equal to 10% saturation |
Chloride | 96 - 112 mEq/L |
Creatine (Male) | 0.2 - 0.6 mg/dL |
Creatine (Female) | 0.6 - 1.0 mg/dL |
Creatinine | 0.6 - 1.5 mg/dL |
Ethanol | 0 mg%; Coma: greater than or equal to 400 - 500 mg% |
Folic acid | 2.0 - 21 ng/mL |
Glucose | 70 - 110 mg/dL (diuresis greater than or equal to 180 mg/dL) |
HDL (Male) | 25 - 65 mg/dL |
HDL (Female) | 38 - 94 mg/dL |
Iron | 52 - 169 µg/dL |
Iron binding capacity | 246 - 455 µg/dL |
Lactic acid | 0.4 - 2.3 mEq/L |
Lactate | 0.3 - 2.3 mEq/L |
Lipase | 10 - 140 U/L |
Magnesium | 1.5 - 2.5 mg/dL |
Osmolarity | 276 - 295 mOsm/kg |
Parathyroid hormone | 12 - 68 pg/mL |
Phosphorus | 2.2 - 4.8 mg/dL |
Potassium | 3.5 - 5.5 mEq/L |
Protein (total) | 6.0 - 9.0 gm/dL |
SGPT | 8 - 32 U/L |
Sodium | 135 - 148 mEq/L |
T3 | 0.8 - 1.1 µg/dL |
Thyroglobulin | Less than 55 ng/mL |
Thyroxine (T4) total | 5 - 13 µg/dL |
Total protein | 5 - 9 gm/dL |
TSH | Less than 9 µU/mL |
Urea nitrogen | 8 - 25 mg/dL |
Uric acid (Male) | 3.5 - 7.7 mg/dL |
Uric acid (Female) | 2.5 - 6.6 mg/dL |
LIPID PANEL (ADULT) | |
Cholesterol (total) | Less than 200 mg/dL desirable |
Cholesterol (HDL) | 30 - 75 mg/dL |
Cholesterol (LDL) | Less than 130 mg/dL desirable |
Triglycerides (Male) | Greater than 40 - 170 mg/dL |
Triglycerides (Female) | Greater than 35 - 135 mg/dL |
URINE | |
Color | Straw |
Specific Gravity | 1.003 - 1.040 |
pH | 4.6 - 8.0 |
Na | 10 - 40 mEq/L |
K | Less than 8 mEq/L |
Cl | Less than 8 mEq/L |
Protein | 1 - 15 mg/dL |
Osmolality | 80 - 1300 mOsm/L |
24 HOUR URINE | |
Amylase | 250 - 1100 IU / 24 hr |
Calcium | 100 - 250 mg / 24 hr |
Chloride | 110 - 250 mEq / 24 hr |
Creatinine | 1 - 2 g / 24 hr |
Creatine Clearance (Male) | 100 - 140 mL / min |
Creatine Clearance (Male) | 16 - 26 mg / kg / 24 hr |
Creatine Clearance (Female) | 80 - 130 mL / min |
Creatine Clearance (Female) | 10 - 20 mg / kg / 24 hr |
Magnesium | 6 - 9 mEq / 24 hr |
Osmolality | 450 - 900 mOsm / kg |
Phosphorus | 0.9 - 1.3 g / 24 hr |
Potassium | 35 - 85 mEq / 24 hr |
Protein | 0 - 150 mg / 24 hr |
Sodium | 30 - 280 mEq / 24 hr |
Urea nitrogen | 10 - 22 gm / 24 hr |
Uric acid | 240 - 755 mg / 24 hr |
COAGULATION | |
ACT | 90 - 130 seconds |
APTT | 21 - 35 seconds |
Platelets | 140,000 - 450,000 / ml |
Plasminogen | 62 - 130% |
PT | 10 - 14 seconds |
PTT | 32 - 45 seconds |
FSP | Less than 10 µg/dL |
Fibrinogen | 160 - 450 mg/dL |
Bleeding time | 3 - 7 minutes |
Thrombin time | 11 - 15 seconds |
CEREBRAL SPINAL FLUID | |
Appearance | clear |
Glucose | 40 - 85 mg/dL |
Osmolality | 290 - 298 mOsm/L |
Pressure | 70 - 180 mm/H2O |
Protein | 15 - 45 mg/dL |
Total cell count | 0 - 5 cells |
WBC's | 0 - 6 / µL |
HEMODYNAMIC PARAMETERS | |
Cardiac Index | 2.5 - 4.2 L / min / m squared |
Cardiac Output | 4 - 8 LPM |
Left Ventricular Stroke Work Index | 40 - 70 g / m squared / beat |
Mean Arterial Pressure | 70 - 105 mm Hg |
Pulmonary Vascular Resistance | 155 - 255 dynes / sec / cm to the negative 5 |
Pulmonary Vaslular Resistance Index | 255 - 285 dynes / sec / cm to the negative 5 |
Right Ventricular Stroke Work Index | 7 - 12 g / m squared / beat |
Stroke Volume | 60 - 100 mL / beat |
Stroke Volume Index | 40 - 85 mL / m squared / beat |
Systemic Vascular Resistance | 900 - 1600 dynes / sec / cm to the negative 5 |
Systemic Vascular Resistance Index | 1970 - 2390 dynes / sec / cm to the negative 5 |
Systolic Arterial Pressure | 90 - 140 mm Hg |
Diastolic Arterial Pressure | 60 - 90 mm Hg |
Central Venous Pressure | 2 - 6 mm Hg; 2.5 - 12 cm H2O |
Ejection Fraction | 60 - 75% |
Left Arterial Pressure | 4 - 12 mm Hg |
Pulmonary Artery Systolic | 15 - 30 mm Hg |
Pulmonary Artery Diastolic | 5 - 15 mm Hg |
Pulmonary Artery Pressure | 10 - 20 mm Hg |
Pulmonary Artery Wedge Pressure | 4 - 12 mm Hg |
Pulmonary Artery End Diastolic Pressure | 8 - 10 mm Hg |
Right Atrial Pressure | 4 - 6 mm Hg |
Right Ventricular End Diastolic Pressure | 0 - 8 mm Hg |
NEUROLOGICAL VALUES | |
Cerebral Perfusion Pressure | 70 - 90 mm Hg |
Intracranial Pressure | 5 - 15 mm Hg or 5 - 10 cm H2O |
ARTERIAL VALUES | |
pH | 7.35 - 7.45 |
PaCO2 | 35 - 45 mm Hg |
HCO3 | 22 - 26 mEq/L |
O2 sat | 96 - 100% |
PaO2 | 85 - 100 mm Hg |
BE | -2 to +2 mmol/L |
VENOUS VALUES | |
pH | 7.31 - 7.41 |
PaCO2 | 41 - 51 mm Hg |
HCO3 | 22 - 29 mEq/L |
O2 sat | 60 - 85% |
PaO2 | 30 - 40 mm Hg |
BE | 0 to +4 mmol/L |
