Is BUN 44 high, normal or dangerous? What does Blood urea nitrogen level 44 mean?

📅 Medical Review Date: December 6, 2025

BUN 44

Your BUN level of 44 is a High BUN level.

High BUN levels may indicate underlying health problems. The normal range is typically between 6 mg/dL and 20 mg/dL. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

Important - Scroll to the end of this article to see how our patients managed their high BUN levels 

The normal BUN range for men is :6 - 20 mg/dL

Ideal values of BUN depending on age (male) :
Age Ideal BUN value
<5 years 6.264
5-10 years 6.54
10-15 years 6.828
15-20 years 7.128
20-25 years 7.442
25-30 years 7.769
30-35 years 8.111
35-40 years 8.468
40-45 years 8.841
45-50 years 9.23
50-55 years 9.636
55-60 years 10.06
60-70 years 10.503
70-80 years 10.965
80-90 years 11.447
90-100 years 11.951
>100 years 12.477

*Ideal values are calculated based on our database of patient records

Misdiagnosis is more common than people think—and the consequences can be serious. Delayed treatment, unnecessary medication, or worse. If you want a second opinion on your blood work, one option is to upload it to a site like wholebodyprotocol.com, where world-class doctors review your results. They charge a small fee—around $90 (though you'll want to check the latest price as it fluctuates)—and email you a detailed report. With over 12 million people affected by misdiagnosis every year, that little bit of extra peace of mind can go a long way.

Important - Read more questions about high BUN levels after this video message 

Important - At the end of this article read how our patients treated their high BUN levels 

Some examples of conditions that increase or decrease BUN levels include:

  • Kidney failure
  • Decreased blood flow to the kidneys
  • Congestive heart failure
  • Dehydration
  • Conditions that can block the flow of urine

Important - At the end of this article read how our patients treated their high BUN levels 

You can learn techniques to reduce high BUN levels by reading this 100 page eBook. This book is written by a patient himself and reviewed by the doctors of Medchunk. Read eBook here.

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Normal range of BUN found among women :6-20 mg/dL

Ideal values of BUN depending on age (female) :
AgeIdeal BUN value
<5 years 6.272
5-10 years 6.556
10-15 years 6.853
15-20 years 7.164
20-25 years 7.489
25-30 years 7.828
30-35 years 8.183
35-40 years 8.554
40-45 years 8.942
45-50 years 9.347
50-55 years 9.771
55-60 years 10.214
60-70 years 10.677
70-80 years 11.161
80-90 years 11.667
90-100 years 12.196
>100 years 12.749
Chest pain

Can Low or High BUN cause Heart Problems?

Read on to know how abnormal BUN affects heart

Know more

If you take a BUN blood test and the results are not in the normal range (6-20 mg/dL), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

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How the BUN Test Is Done :

When your doctor orders a BUN test, it involves a straightforward blood draw to measure your BUN levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your BUN test results are usually available within a few hours.

Medical References

BUN treatment - Click to read 10 GOLDEN ARTICLES on Kidney health

Symptoms
Dr. Hernandez - Pathologist

Medically Reviewed By

Dr. Hernandez, MD

BOARD CERTIFIED PATHOLOGIST

Laboratory Medicine Specialist

View Full Profile & Credentials →

Laboratory Expertise:

  • Clinical Pathology Certification
  • 15+ years lab analysis experience
  • Specializes in test interpretation
  • Medical Advisory Board Member

Medical Disclaimer: This information is for educational purposes and should not replace professional medical advice. Consult your physician for diagnosis and treatment. Read full disclaimer.

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