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  • Blood Urea Nitrogen (BUN) Test: High vs. Low Levels, Normal Range - WebMD
    What Is a Blood Urea Nitrogen Test? Doctors order a blood urea nitrogen (BUN) test to measure the amount of urea nitrogen in your blood It helps them see how well your kidneys are working A
  • Blood Urea Nitrogen (BUN): Testing, Levels Indication - Cleveland Clinic
    The blood urea nitrogen (BUN) test measures how much urea nitrogen is in your blood BUN levels vary High levels may indicate kidney damage
  • Blood Urea Nitrogen - University Hospitals
    A blood urea nitrogen (BUN) test measures the amount of urea nitrogen found in your blood Urea nitrogen is a waste product made when your liver breaks down protein It's carried in your blood, filtered out by your kidneys, and removed from your body in your urine
  • Blood urea nitrogen (BUN) test - Mayo Clinic
    A BUN test measures the amount of urea nitrogen that's in your blood Here's how your body typically forms and gets rid of urea nitrogen: Your liver produces ammonia — which contains nitrogen — after it breaks down proteins used by your body's cells
  • Blood urea nitrogen (BUN) test for kidney disease
    What is BUN? Your blood urea nitrogen (BUN) level is based on a blood test that measures the amount of urea nitrogen in your blood Urea nitrogen is a waste product that your body makes after it breaks down protein Healthy kidneys take urea nitrogen out of your blood When your kidneys are not working well, your BUN level goes up
  • Blood Urea Nitrogen (BUN) Test - Kaiser Permanente
    A BUN test is done to see how well your kidneys are working If your kidneys are not able to remove urea from the blood normally, your BUN level rises Heart failure, dehydration, or a diet high in protein can also make your BUN level higher Liver disease or damage can lower your BUN level





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