Search results
Results From The WOW.Com Content Network
The blood urea nitrogen (BUN) test measures how much urea nitrogen is in your blood. It helps a healthcare provider determine if your kidneys are working as they should. BUN levels vary according to your age and sex. Abnormal levels may indicate a health condition, including kidney damage.
Tell your doctor if you have any of the following symptoms, which can indicate that something is wrong with your kidneys: A change in how much you urinate Pee that is foamy, bloody, discolored,...
A blood urea nitrogen (BUN) test is performed to: See if your kidneys are working normally or if kidney disease is progressing; Check for severe dehydration; Any standard blood test will have BUN or urea numbers.
Generally, a high BUN level means your kidneys aren't working well. But elevated BUN can also be due to: Dehydration, resulting from not drinking enough fluids or for other reasons; Urinary tract obstruction; Congestive heart failure or recent heart attack; Gastrointestinal bleeding; Shock; Severe burns; Certain medications, such as some ...
Blood urea nitrogen (BUN) is a product of protein metabolism that gets excreted in the urine. BUN levels are often tested as a measure of kidney function and can help to determine the cause of renal failure when used to obtain the BUN to creatinine ratio. High BUN levels may indicate kidney disease but may also be present in individuals with a ...
In general, about 7 - 20 mg/dL is a normal level. A higher than normal BUN level may be a sign that your kidneys are not working well. Your doctor will compare your BUN results along with other test results, such as creatinine and eGFR (estimated glomerular filtration rate), to decide on next steps.
The BUN test measures the amount of urea nitrogen in your blood. Urea nitrogen is a waste product that your kidneys remove from your blood. Higher than normal BUN levels may be a sign that your kidneys aren't working well. People with early kidney disease may not have any symptoms.
A low BUN-to-creatinine ratio may be caused by a diet low in protein, a severe muscle injury called rhabdomyolysis, pregnancy, cirrhosis, or syndrome of inappropriate antidiuretic hormone secretion (SIADH).
Abnormally low BUN levels can signify malnutrition, lack of protein in the diet, and liver disease. Therefore, other tests included in a panel test, like the CMP, may provide helpful information for understanding the significance of low BUN. Some questions that may be helpful when you review your BUN test results with your doctor include:
Discusses blood urea nitrogen (BUN) test. Covers why and how it is done. Includes how to prepare for the test. Covers risks. Explains results of the test. Covers what affects results.