Normal Values:

• BUN: 7 to 20 mg/dL
• CO2 (carbon dioxide): 20 to 29 mmol/L
• Creatinine: 0.8 to 1.4 mg/dL
• Glucose: 64 to 128 mg/dL
• Serum chloride: 101 to 111 mmol/L
• Serum potassium: 3.7 to 5.2 mEq/L
• Serum sodium: 136 to 144 mEq/L

Key to abbreviations:

• L = liter
• dL = deciliter = 0.1 liter
• mg = milligram
• mmol = millimole
• mEq = milliequivalents

Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.

The examples above show the common measurements for results for these tests. Some laboratories use different measurements or may test different specimens.

What abnormal results mean:

Abnormal results can be due to a variety of different medical conditions, including kidney failure, breathing problems, and diabetes-related complications. See the individual tests for detailed information:

• BUN
• Creatinine
• CO2 (carbon dioxide)
• Glucose
• Serum chloride
• Serum potassium
• Serum sodium