BLOOD TEST REFERENCE RANGE CHART |
|
Test |
Reference Range (conventional units*) |
| 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
Please click each to view an individual test value. |
| 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
Please click each to view an individual test value. |
| 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 - 62%
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)
Please click each to view an individual test value. |
| 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 |
| Transaminase: |
| Alanine (ALT) |
1 - 21 units/L |
| Aspartate (AST) |
7 - 27 units/L |
|
|
| 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 |
| White Blood Cell Count (WBC) |
4,300 - 10,800 cells/µL/cu mm |
| *Please visit our measurement and abbreviation pages. |
