Uric Acid Test
A uric acid test measures the amount of uric acid in your blood or urine. Uric acid is a waste product. Your body makes it when it breaks down purines. It diagnoses conditions like gout and kidney stones.
Blood Urea Nitrogen (BUN) Test
A urea test, also called a BUN test, measures the amount of urea nitrogen in your blood. Urea is a waste product generated when your body breaks down protein. The liver produces it, and the kidneys normally filter it out