Chemistry Reference Ranges

Glucose, fasting

Normal: <100mg/dL

Cholesterol, total

Desirable: <150mg/dL

HDL cholesterol

Desirable: > 60mg/dL

LDL cholesterol

Optimal: <100mg/dL

Triglycerides

Desirable: <150mg/dL

Total protein

6.4-8.3g/dL

Albumin

3.5-5g/dL

Microalbumin

30-300 mg/24hrs

Random Plasma Glucose (Pre-Diabetes)

None

Random Plasma Glucose (Diabetes Mellitus)

> 200mg/dL

Fasting Plasma Glucose (Pre-Diabetes)

100-125mg/dL

Fasting Plasma Glucose (Diabetes Mellitus)

> 126mg/dL

Oral Glucose Tolerance Test (Pre-Diabetes)

140-199mg/dL post glucose ingestion indicates diabetes

Oral Glucose Tolerance Test (Diabetes Mellitus)

Fasting: > 95mg/dL

1hr: > 180mg/dL

2hr: > 155mg/dL

Hemoglobin A1C (Pre-Diabetes)

5.7-6.4%

Hemoglobin A1C (Diabetes Mellitus)

> 6.5%

BUN

8-26mg/dL

Creatinine

0.6-1.2mg/dL

Uric Acid (Male & Female; units: mg/dL)

Male: 3.5-7.2

Female: 2.6-6

Ammonia

19-60mcg/dL

Sodium (Na+)

136-145mmol/L

Potassium (K+)

3.5-5.1mmol/L

Chloride (Cl-)

98-107 mmol/L

CO2, total

23-29mmol/L

Magnesium (Mg2+)

1.6-2.6mg/dL

Calcium (Ca2+), Total

8.6-10mg/dL

Calcium (Ca2+), Ionized

4.6-5.08mg/dL

Phosphorus, inorganic (phosphate)

2.5-4.5mg/dL

Lactate (lactic acid)

4.5-19.8mg/dL

Iron (Male)

65-175 mcg/dL

Iron (Female)

50-170mcg/dL

Total Iron Binding Capacity (TIBC)

250-425mcg/dL

% saturation or transferrin saturation

20-50%

Transferrin

200-360mg/dL

Ferritin (Male)

20-250mcg/L

Ferritin (Female)

10-120mcg/L

Total Bilirubin

0.2-1mg/dL

Conjugated Bilirubin (Direct Bilirubin)

<0.8mg/dL

Unconjugated Bilirubin (Indirect Bilirubin)

<0.2mg/dL

pH

7.35-7.45

Pco2 (Partial Pressure of CO2)

35-45 mm Hg

Po2 (Partial Pressure of O2)

80-100mm Hg

HCO3- (Bicarbonate)

22-26 mmol/L

Total CO2 (Bicarbonate + Carbonic Acid)

23-27 mmol/L

Base Excess

-2 to +2 mEq/L

Oxygen Saturation

94-100%