Kidney Function Test Blood Urea Nitrogen. Blood urea nitrogen test heart failure scripps health foundation. The blood urea nitrogen is primarily used along with the creatinine test to evaluate kidney function in a wide range of circumstances to help diagnose kidney disease and to monitor people with acute or chronic kidney dysfunction or failure.
A bun test is a blood test most commonly used to evaluate kidney function it s often done along with other blood tests such as a creatinine blood test to make a proper diagnosis. Urea nitrogen is a breakdown product of protein. Kidney function tests target either the blood or urine and measure different aspects of kidney function.
How to test kidney function.
Bun tests measure the amount of nitrogen in the blood. National library of. Tests to measure kidney function mayo clinic. The range is wide because there are many factors that affect blood urea levels.