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Blood urea nitrogen (BUN) is a medical test that measures the amount of urea nitrogen found in blood. The liver produces urea in the urea cycle as a waste product of the digestion of protein. Normal human adult blood should contain between 6 and 20 mg of urea nitrogen per 100 ml (6–20 mg/dL) of blood. Individual ...


Dec 19, 2017 ... Learn more about a BUN (blood urea nitrogen) test, which can provide important information about your kidney function.


Dec 16, 2016 ... Your doctor may order a blood urea nitrogen test, also known as BUN test, to see how well your kidneys are working.


Jul 2, 2016 ... Blood urea nitrogen (BUN) test — Learn how to prepare, what to expect and possible results of this test to assess kidney and liver function.


Aug 31, 2015 ... Learn how the blood urea nitrogen (BUN) test is used to evaluate kidney function and diagnose disease. Understand when the test is needed, how to interpret results, and the BUN/creatinine ratio.


Aug 16, 2016 ... Learn all about BUN levels, how they are measured, and when a BUN test might be used. This article also looks at ways to keep BUN levels healthy.


Any standard blood test will have BUN or urea numbers. Conventional doctors will look at high or low BUN numbers and not mention anything, but these can indicate that certain processes in the body aren't optimal.


The determination of serum BUN currently is the most widely used screening test for the evaluation of kidney function. The test is frequently requested along with the serum creatinine test since simultaneous determination of these 2 compounds appears to aid in the differential diagnosis of prerenal, renal and postrenal ...


Mar 6, 2014 ... Blood urea nitrogen (BUN) testing is commonly part of the basic metabolic panel (BMP) or comprehensive metabolic panel (CMP), which is commonly obtained as part of a routine medical examination. It is also obtained in patients in emergency or urgent care settings, as it can provide valuable information ...