What does BUN stand for in Medical

What does BUN stand for in Medical - The medical abbreviation "BUN" stands for "Blood Urea Nitrogen." BUN is a common blood test that measures the amount of urea nitrogen in the bloodstream. Urea is a waste product formed in the liver from the breakdown of proteins. It is eliminated from the body through the kidneys. The BUN test is often used to assess kidney function and to evaluate the body's ability to excrete urea nitrogen properly. An elevated BUN level may indicate kidney dysfunction or impaired kidney function. It can be caused by various factors, including dehydration, kidney disease, urinary tract obstruction, certain medications, and high protein intake. A low BUN level is less common but can be seen in severe liver disease, malnutrition, or

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