BLOOD TEST REFERENCE RANGE CHART
Test
Reference Range (conventional units*)
17 Hydroxyprogesterone (Men) 0.06-3.0 mg/L
17 Hydroxyprogesterone (Women) Follicular phase 0.2-1.0 mg/L
25-hydroxyvitamin D (25(OH)D) 8-80 ng/mL
Acetoacetate <3 mg/dL
Acidity (pH) 7.35 - 7.45
Alcohol 0 mg/dL (more than 0.1 mg/dL normally indicates intoxication) (ethanol)
Ammonia 15 - 50 µg of nitrogen/dL
Amylase 53 - 123 units/L
Ascorbic Acid 0.4 - 1.5 mg/dL
Bicarbonate 18 - 23 mEq/L (carbon dioxide content)
Bilirubin Direct: up to 0.4 mg/dL
Total: up to 1.0 mg/dL
Blood Volume 8.5 - 9.1% of total body weight
Calcium 8.5 - 10.5 mg/dL (normally slightly higher in children)
Carbon Dioxide Pressure 35 - 45 mm Hg
Carbon Monoxide Less than 5% of total hemoglobin
CD4 Cell Count 500 - 1500 cells/µL
Ceruloplasmin 15 - 60 mg/dL
Chloride 98 - 106 mEq/L
Complete Blood Cell Count (CBC) Tests include: hemoglobin, hematocrit, mean corpuscular hemoglobin, mean corpuscular hemoglobin concentration, mean corpuscular volume, platelet count, white Blood cell count
Copper Total: 70 - 150 µg/dL
Creatine Kinase (CK or CPK) Male: 38 - 174 units/L
Female: 96 - 140 units/L
Creatine Kinase Isoenzymes 5% MB or less
Creatinine 0.6 - 1.2 mg/dL
Electrolytes Test includes: calcium, chloride, magnesium, potassium, sodium
Erythrocyte Sedimentation Rate (ESR or Sed-Rate) Male: 1 - 13 mm/hr
Female: 1 - 20 mm/hr
Glucose Tested after fasting: 70 - 110 mg/dL
Hematocrit Male: 45 - 52%
Female: 37 - 48%
Hemoglobin Male: 13 - 18 gm/dL
Female: 12 - 16 gm/dL
Iron 60 - 160 µg/dL (normally higher in males)
Iron-binding Capacity 250 - 460 µg/dL
Lactate (lactic acid) Venous: 4.5 - 19.8 mg/dL
Arterial: 4.5 - 14.4 mg/dL
Lactic Dehydrogenase 50 - 150 units/L
Lead 40 µg/dL or less (normally much lower in children)
Lipase 10 - 150 units/L
Zinc B-Zn 70 - 102 µmol/L
Lipids:
Cholesterol Less than 225 mg/dL (for age 40-49 yr; increases with age)
Triglycerides 10 - 29 years 53 - 104 mg/dL
30 - 39 years 55 - 115 mg/dL
40 - 49 years 66 - 139 mg/dL
50 - 59 years 75 - 163 mg/dL
60 - 69 years 78 - 158 mg/dL
> 70 years 83 - 141 mg/dL
Liver Function Tests Tests include bilirubin (total), phosphatase (alkaline), protein (total and albumin), transaminases (alanine and aspartate), prothrombin (PTT)
Magnesium 1.5 - 2.0 mEq/L
Mean Corpuscular Hemoglobin (MCH) 27 - 32 pg/cell
Mean Corpuscular Hemoglobin Concentration (MCHC) 32 - 36% hemoglobin/cell
Mean Corpuscular Volume (MCV) 76 - 100 cu µm
Osmolality 280 - 296 mOsm/kg water
Oxygen Pressure 83 - 100 mm Hg
Oxygen Saturation (arterial) 96 - 100%
Phosphatase, Prostatic 0 - 3 units/dL (Bodansky units) (acid)
Phosphatase 50 - 160 units/L (normally higher in infants and adolescents) (alkaline)
Phosphorus 3.0 - 4.5 mg/dL (inorganic)
Platelet Count 150,000 - 350,000/mL
Potassium 3.5 - 5.0 mEq/L
Prostate-Specific Antigen (PSA) 0 - 4 ng/mL (likely higher with age)
Proteins:
Total 6.0 - 8.4 gm/dL
Albumin 3.5 - 5.0 gm/dL
Globulin 2.3 - 3.5 gm/dL
Prothrombin (PTT) 25 - 41 sec
Pyruvic Acid 0.3 - 0.9 mg/dL
Red Blood Cell Count (RBC) 4.2 - 6.9 million/µL/cu mm
Sodium 135 - 145 mEq/L
Thyroid-Stimulating Hormone (TSH) 0.5 - 6.0 µ units/mL
Liver Enzymes
Transaminase:
Alanine (ALT) 1 - 21 units/L
Aspartate (AST) 7 - 27 units/L
Kidney Function
Urea Nitrogen (BUN) 7 - 18 mg/dL
BUN/Creatinine Ratio 5 - 35
Uric Acid Male 2.1 to 8.5 mg/dL (likely higher with age)
Female 2.0 to 7.0 mg/dL (likely higher with age)
Vitamin A 30 - 65 µg/dL
WBC (leukocyte count and white Blood cell count) 4.3-10.8 × 103/mm3
White Blood Cell Count (WBC) 4,300 - 10,800 cells/µL/cu mm
Test
Reference Range (conventional units*)
17 Hydroxyprogesterone (Men) 0.06-3.0 mg/L
17 Hydroxyprogesterone (Women) Follicular phase 0.2-1.0 mg/L
25-hydroxyvitamin D (25(OH)D) 8-80 ng/mL
Acetoacetate <3 mg/dL
Acidity (pH) 7.35 - 7.45
Alcohol 0 mg/dL (more than 0.1 mg/dL normally indicates intoxication) (ethanol)
Ammonia 15 - 50 µg of nitrogen/dL
Amylase 53 - 123 units/L
Ascorbic Acid 0.4 - 1.5 mg/dL
Bicarbonate 18 - 23 mEq/L (carbon dioxide content)
Bilirubin Direct: up to 0.4 mg/dL
Total: up to 1.0 mg/dL
Blood Volume 8.5 - 9.1% of total body weight
Calcium 8.5 - 10.5 mg/dL (normally slightly higher in children)
Carbon Dioxide Pressure 35 - 45 mm Hg
Carbon Monoxide Less than 5% of total hemoglobin
CD4 Cell Count 500 - 1500 cells/µL
Ceruloplasmin 15 - 60 mg/dL
Chloride 98 - 106 mEq/L
Complete Blood Cell Count (CBC) Tests include: hemoglobin, hematocrit, mean corpuscular hemoglobin, mean corpuscular hemoglobin concentration, mean corpuscular volume, platelet count, white Blood cell count
Copper Total: 70 - 150 µg/dL
Creatine Kinase (CK or CPK) Male: 38 - 174 units/L
Female: 96 - 140 units/L
Creatine Kinase Isoenzymes 5% MB or less
Creatinine 0.6 - 1.2 mg/dL
Electrolytes Test includes: calcium, chloride, magnesium, potassium, sodium
Erythrocyte Sedimentation Rate (ESR or Sed-Rate) Male: 1 - 13 mm/hr
Female: 1 - 20 mm/hr
Glucose Tested after fasting: 70 - 110 mg/dL
Hematocrit Male: 45 - 52%
Female: 37 - 48%
Hemoglobin Male: 13 - 18 gm/dL
Female: 12 - 16 gm/dL
Iron 60 - 160 µg/dL (normally higher in males)
Iron-binding Capacity 250 - 460 µg/dL
Lactate (lactic acid) Venous: 4.5 - 19.8 mg/dL
Arterial: 4.5 - 14.4 mg/dL
Lactic Dehydrogenase 50 - 150 units/L
Lead 40 µg/dL or less (normally much lower in children)
Lipase 10 - 150 units/L
Zinc B-Zn 70 - 102 µmol/L
Lipids:
Cholesterol Less than 225 mg/dL (for age 40-49 yr; increases with age)
Triglycerides 10 - 29 years 53 - 104 mg/dL
30 - 39 years 55 - 115 mg/dL
40 - 49 years 66 - 139 mg/dL
50 - 59 years 75 - 163 mg/dL
60 - 69 years 78 - 158 mg/dL
> 70 years 83 - 141 mg/dL
Liver Function Tests Tests include bilirubin (total), phosphatase (alkaline), protein (total and albumin), transaminases (alanine and aspartate), prothrombin (PTT)
Magnesium 1.5 - 2.0 mEq/L
Mean Corpuscular Hemoglobin (MCH) 27 - 32 pg/cell
Mean Corpuscular Hemoglobin Concentration (MCHC) 32 - 36% hemoglobin/cell
Mean Corpuscular Volume (MCV) 76 - 100 cu µm
Osmolality 280 - 296 mOsm/kg water
Oxygen Pressure 83 - 100 mm Hg
Oxygen Saturation (arterial) 96 - 100%
Phosphatase, Prostatic 0 - 3 units/dL (Bodansky units) (acid)
Phosphatase 50 - 160 units/L (normally higher in infants and adolescents) (alkaline)
Phosphorus 3.0 - 4.5 mg/dL (inorganic)
Platelet Count 150,000 - 350,000/mL
Potassium 3.5 - 5.0 mEq/L
Prostate-Specific Antigen (PSA) 0 - 4 ng/mL (likely higher with age)
Proteins:
Total 6.0 - 8.4 gm/dL
Albumin 3.5 - 5.0 gm/dL
Globulin 2.3 - 3.5 gm/dL
Prothrombin (PTT) 25 - 41 sec
Pyruvic Acid 0.3 - 0.9 mg/dL
Red Blood Cell Count (RBC) 4.2 - 6.9 million/µL/cu mm
Sodium 135 - 145 mEq/L
Thyroid-Stimulating Hormone (TSH) 0.5 - 6.0 µ units/mL
Liver Enzymes
Transaminase:
Alanine (ALT) 1 - 21 units/L
Aspartate (AST) 7 - 27 units/L
Kidney Function
Urea Nitrogen (BUN) 7 - 18 mg/dL
BUN/Creatinine Ratio 5 - 35
Uric Acid Male 2.1 to 8.5 mg/dL (likely higher with age)
Female 2.0 to 7.0 mg/dL (likely higher with age)
Vitamin A 30 - 65 µg/dL
WBC (leukocyte count and white Blood cell count) 4.3-10.8 × 103/mm3
White Blood Cell Count (WBC) 4,300 - 10,800 cells/µL/cu mm
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