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A common blood test, the blood urea nitrogen (BUN) test reveals important information about how well your kidneys are working. 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 doctor or other health care provider may order a creatinine test for the following reasons: To make a diagnosis if you have signs or symptoms of kidney disease ; To screen for kidney disease if you have diabetes, high blood pressure or other conditions that increase the risk of kidney disease; To monitor kidney disease treatment or progression
What does it mean if my liver enzymes are elevated? Mild to moderate elevation in liver enzymes often means there is some type of inflammation within the liver. This matters because if the inflammation continues unabated for long enough, you could develop scarring in the liver, known as fibrosis.
Higher than normal BUN levels can also be caused by dehydration, burns, certain medicines, a high protein diet, or other factors, including your age. BUN levels normally increase as you get older. To learn what your results mean, talk to your health care provider."
What does it mean to have high potassium? Learn about the role potassium plays in the body and the possible causes of this blood test result.
A complete blood count (CBC) is a blood test. It's used to look at overall health and find a wide range of conditions, including anemia, infection and leukemia. A complete blood count test measures the following: Red blood cells, which carry oxygen; White blood cells, which fight infection; Hemoglobin, the oxygen-carrying protein in red blood cells
Liver function tests check the levels of certain enzymes and proteins in your blood. Levels that are higher or lower than usual can mean liver problems. The pattern and degree of elevation of these tests along with the overall clinical picture can provide hints to the underlying cause of these problems.
A rheumatoid factor test measures the amount of rheumatoid factor in your blood. Rheumatoid factors are proteins made by your immune system that can attack healthy tissue in the body. High levels of rheumatoid factor in the blood are most often related to autoimmune diseases, such as rheumatoid arthritis and Sjogren syndrome.
Tests might include: Blood tests. Kidney function tests look for the level of waste products, such as creatinine and urea, in your blood. Urine tests. Analyzing a sample of your urine can reveal abnormalities that point to chronic kidney failure and help identify the cause of chronic kidney disease. Imaging tests.
A high uric acid level can be the result of the body making too much uric acid, not getting rid of enough of it or both. Causes of a high uric acid level in the blood include: Diuretics (water retention relievers) Drinking too much alcohol; Drinking too much soda or eating too much of foods that contain fructose, a type of sugar