Blood urea nitrogen (BUN) tests are used to measure the amount of urea nitrogen in the blood. Urea nitrogen is a waste product that is produced when proteins are broken down in the body. The test is used to evaluate kidney function and to diagnose and monitor kidney disease.
What is a blood urea nitrogen test?
A blood urea nitrogen test is a laboratory test that measures the amount of urea nitrogen in the blood. Urea nitrogen is a waste product that is produced when proteins are broken down in the body. The test is used to evaluate kidney function and to diagnose and monitor kidney disease.
Why is a blood urea nitrogen test done?
A blood urea nitrogen test is done to evaluate kidney function and to diagnose and monitor kidney disease. It can also be used to monitor the effectiveness of treatments for kidney disease.
What is a normal blood urea nitrogen level?
A normal blood urea nitrogen level is between 7 and 20 milligrams per deciliter (mg/dL).
What level of urea indicates kidney failure?
A level of urea that is higher than normal can indicate kidney failure. A level of 40 mg/dL or higher is usually considered to be an indication of kidney failure.
What does high blood urea nitrogen mean?
High blood urea nitrogen (BUN) levels can indicate kidney failure, dehydration, or heart failure. It can also be caused by a diet that is high in protein.
What does low blood urea nitrogen mean?
Low blood urea nitrogen (BUN) levels can indicate liver disease, malnutrition, or a diet that is low in protein.
What happens before a blood urea nitrogen test?
Before a blood urea nitrogen test, you may be asked to fast for 8 to 12 hours. You may also be asked to stop taking certain medications that can affect the results of the test.
What happens during a blood urea nitrogen test?
During a blood urea nitrogen test, a sample of your blood will be taken and sent to a laboratory for analysis.
What happens after a blood urea nitrogen test?
After a blood urea nitrogen test, your healthcare provider will review the results and discuss them with you.
How do you fix high BUN levels?
High BUN levels can be treated with medications, lifestyle changes, and dietary modifications. Your healthcare provider can help you develop a treatment plan that is right for you.
What foods should I avoid if my blood urea nitrogen levels are high?
If your blood urea nitrogen levels are high, you should avoid foods that are high in protein, such as red meat, eggs, and dairy products. You should also avoid processed foods, sugary drinks, and alcohol.
What medications are used to treat abnormal blood urea nitrogen levels?
Medications that are used to treat abnormal blood urea nitrogen levels include diuretics, ACE inhibitors, and angiotensin receptor blockers.
When should I see a healthcare provider?
If you have symptoms of kidney disease, such as fatigue, swelling, or changes in urination, you should see a healthcare provider.
What questions should I ask a healthcare provider?
When you see a healthcare provider, you should ask about your risk factors for kidney disease, the treatments that are available, and how to manage your condition.
References:
1. National Kidney Foundation. (2020). Blood Urea Nitrogen (BUN) Test. Retrieved from https://www.kidney.org/atoz/content/bun
2. Mayo Clinic. (2020). Blood Urea Nitrogen (BUN) Test. Retrieved from https://www.mayoclinic.org/tests-procedures/blood-urea-nitrogen-bun-test/about/pac-20384919
3. National Institute of Diabetes and Digestive and Kidney Diseases. (2020). Blood Urea Nitrogen (BUN) Test. Retrieved from https://www.niddk.nih.gov/health-information/diagnostic-tests/blood-urea-nitrogen-bun-test
4. MedlinePlus. (2020). Blood Urea Nitrogen (BUN) Test. Retrieved from https://medlineplus.gov/lab-tests/blood-urea-nitrogen-bun-test/
5. WebMD. (2020). Blood Urea Nitrogen (BUN) Test. Retrieved from https://www.webmd.com/a-to-z-guides/blood-urea-nitrogen-bun-test
SEO-friendly keywords: Blood Urea Nitrogen, BUN Test, Kidney Function, Kidney Disease, Urea Nitrogen, High BUN Levels