BUN Blood Test - part of the Comprehensive Metabolic Panel

BUN stands for blood urea nitrogen. Urea nitrogen is what forms when protein breaks down.

A BUN test can be done to measure the amount of urea nitrogen in the blood.

This test is part of Cardio-Med's complete physical exam.

Why the BUN Blood Test is Performed

The BUN blood test is often done to check kidney function.

Normal Results

The normal result is generally 6 to 20 mg/dL.

What Abnormal Results Mean

Higher-than-normal levels may be due to:

Lower-than-normal levels may be due to:

For people with liver disease, the BUN level may be low even if the kidneys are normal.

We also offer a body scan that provides ultrasound imaging of body organs and a test for stroke to check carotid artery blood flow to the brain. This suite of tests including the complete physical exam gives your physician a complete view of your state of health.


Call (847)758-1230 today for an appointment and consultation with our physician.
Serving Chicago, IL and all of the Chicago northwest suburbs, southeastern Wisconsin and northwestern Indiana.


Adapted from the U.S. National Library of Medicine, National Institutes of Health

Complete physical Exam - Level I includes:

  • Prostate Specific Antigen (PSA) Test for prostate cancer
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  • CA125 Test for ovarian cancer
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Detailed blood pressure evaluation in both arms (seated) and in right arm (recumbent or lying down)      More . . .
Thyroid function profile      More . . .
Resting 12-lead Electrocardiogram (ECG/EKG) recording of electrical activity of the heart      More . . .
Cholesterol/
triglycerides profile      More . . .
Detailed clinical evaluation and consultation by Physician, not Nurse      More . . .
Comprehensive chemistry profile      More . . .