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Blood Urea Nitrogen: What it is & Why is Yours High (or low) by Jade Teta on February 13, 2015. BUN, or Blood Urea Nitrogen, is a test performed on the standard chemistry panel your doctor performs. He or she uses it to rule out kidney disease, but it can be abnormal for other reasons.
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Medical Dictionary Blood urea nitrogen (BUN) and creatinine tests can be used together to find the BUN-to-creatinine ratio (BUN:creatinine). A BUN-to-creatinine ratio can help your doctor check for problems, such as dehydration, that may cause abnormal BUN and creatinine levels.
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What is blood urea nitrogen (BUN)? 384,845 Helpful Votes. A. Blood urea nitrogen (BUN) is a product of metabolism that is excreted in the urine. It is measured in the blood as an indirect measure of how well the kidney is functioning. Increased BUN levels in the blood may indicate early kidney damage, meaning the kidneys aren't effectively excreting BUN.
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- What Is a Blood Urea Nitrogen Test? A blood urea nitrogen (BUN) test checks kidney function by measuring how much urea nitrogen is in your blood. Urea nitrogen is a waste product from the breakdown of protein in the body. Normally, this waste is filtered by the kidneys and leaves the body through urine. Too much or too little urea nitrogen in the blood could signify kidney problems.
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Summit Medical Group Web Site BUN (Blood Urea Nitrogen) Test. The blood urea nitrogen (BUN) test is done to measure the amount of nitrogen in your blood. The nitrogen is present in a chemical called urea. Urea is a waste product your body makes when you digest food. Urea is carried by the blood to the kidneys. The kidneys filter the urea out of the blood and into the urine.
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- Measurement of serum or plasma blood urea nitrogen (BUN) for the evaluation and management of volume status and renal disorders. It is performed on patients undergoing routine laboratory testing and is usually performed as part of a multiphasic automated testing process.
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Medical Dictionary A blood urea nitrogen (BUN) test is done to: 1  See if your kidneys are working normally. 2  See if your kidney disease is getting worse. 3  See if treatment of your kidney disease is working.4  Check for severe dehydration. blood urea nitrogen (BUN) test is done to: 1  See if your kidneys are working normally. 2  See if your kidney disease is getting worse. 3  See if treatment of your kidney disease is working.
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What Is a Blood Urea Nitrogen Test? Your doctor may order a blood urea nitrogen test as part of a routine health screening. It helps her see how well your kidneys are working. Urea nitrogen is a normal waste product that your body creates after you eat. Your liver breaks down the proteins in your food -- and while it does that, it creates blood urea nitrogen, also known as BUN. Your liver releases the substance into the blood, and it eventually ends up in your kidneys.
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Medical Dictionary A blood urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made when protein is broken down in your body. Urea is made in the liver and passed out of your body in the urine. 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. blood urea nitrogen (BUN) test is done to: 1  See if your kidneys are working normally. 2  See if your kidney disease is getting worse. 3  See if treatment of your kidney disease is working.
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- Blood Urea Nitrogen. Guide. A blood urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made when protein is broken down in your body. Urea is made in the liver and passed out of your body in the urine.A BUN test is done to see how well your kidneys are working.lood Urea Nitrogen. Guide. A blood urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made when protein is broken down in your body. Urea is made in the liver and passed out of your body in the urine.
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In medical terminology, what does BUN level mean? BUN is usually measured to see how well your kidneys are working. Kidney disease often makes it hard for the kidneys to filter as much urea as they should. This causes high levels of urea in the blood.
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Summit Medical Group Web Site The blood urea nitrogen (BUN) test is done to measure the amount of nitrogen in your blood. The nitrogen is present in a chemical called urea. Urea is a waste product your body makes when you digest food. Urea is carried by the blood to the kidneys. The kidneys filter the urea out of the blood and into the urine.
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Symptoms of Elevated BUN High blood pressure. High blood pressure is another symptom that occurs when BUN is elevated. For kidney disease patients, BUN is elevated as kidney function is impaired seriously, and in that case, they may experience various symptoms.. Tiredness. Kidney disease patients with elevated BUN may find they become tired easily and this is usually caused by renal anemia which is diagnosed when red blood cell account is lower than the normal range due to kidney disease. 4. Foamy urine. Foamy urine is the clinical manifestation of proteinuria.
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Blood Urea Nitrogen Blood Urea Nitrogen. Guide. A blood urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made when protein is broken down in your body. Urea is made in the liver and passed out of your body in the urine.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. A low BUN level can occur normally in the second or third trimester of pregnancy.lood urea nitrogen to creatinine ratio (BUN:creatinine). A BUN test may be done with a blood creatinine test. The level of creatinine in your blood also tells how well your kidneys are working-a high creatinine level may mean your kidneys are not working properly.
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BUN (Blood Urea Nitrogen) Test In some cases, the location for the blood draw will be different. The BUN test is conducted to check the functioning of the kidneys. The kidneys are a pair of organs that are tasked with the function of cleaning the blood. Blood is used as a transport medium for nutrients and hormones to various parts of the body. Blood is also used to remove wastes from these parts of the body.
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- A blood urea nitrogen (BUN) test is done to: 1  See if your kidneys are working normally. 2  See if your kidney disease is getting worse. 3  See if treatment of your kidney disease is working.4  Check for severe dehydration. 5  Dehydration generally causes BUN levels to rise more than creatinine levels. blood urea nitrogen (BUN) test is done to: 1  See if your kidneys are working normally. 2  See if your kidney disease is getting worse. 3  See if treatment of your kidney disease is working. 4  Check for severe dehydration.
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Medical Dictionary BUN = Blood Urea Nitrogen A blood urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made when protein is broken down in your body. Urea is made in the liver and passed out of your body in the urine.
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Diagnostic purpose of blood test The blood urea nitrogen or BUN test is primarily used, along with the creatinine test, to evaluate kidney function in a wide range of circumstances, to help diagnose kidney disease, and to monitor patients with acute or chronic kidney dysfunction or failure.
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- Blood Urea Nitrogen. Guide. A blood urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made when protein is broken down in your body. Urea is made in the liver and passed out of your body in the urine.
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Useful For Increased blood urea nitrogen ( BUN ) may be due to prerenal causes ( cardiac decompensation , water depletion due to decreased intake and excessive loss , increased protein catabolism , and high protein diet ) , renal causes ( acute glomerulonephritis , chronic nephritis , polycystic kidney disease , nephrosclerosis , and tubular necrosis ) and ...
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- Blood urea nitrogen (BUN) is a measure of the amount of urea in the blood (R). It provides useful information about your health. The liver produces urea as a waste product of the digestion of proteins (R, R). Urea is a safe vehicle to get rid of excess nitrogen from the body.
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Overview A BUN test can reveal whether your urea nitrogen levels are higher than normal, suggesting that your kidneys or liver may not be working properly. Why it's done You may need a blood urea nitrogen test:
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Summit Medical Group Web Site References. The blood urea nitrogen (BUN) test is done to measure the amount of nitrogen in your blood. The nitrogen is present in a chemical called urea. Urea is a waste product your body makes when you digest food. Urea is carried by the blood to the kidneys. The kidneys filter the urea out of the blood and into the urine. This test is done to see how well your kidneys are filtering waste from the body. This test can help diagnose and check treatment of kidney disease. Some medicines are processed by the kidneys and can cause kidney damage as a side effect.
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blood urea nitrogen Blood urea nitrogen (BUN) A waste product that is formed in the liver and collects in the bloodstream; patients with kidney failure have high BUN levels. Mentioned in: Acute Kidney Failure, Goodpasture's Syndrome, Kidney Function Tests. blood u·re·a ni·tro·gen (BUN) (blŭd yūr-ē'ă nī'trŏ-jĕn) Nitrogen, in the form of urea, in the blood. blood urea nitrogen (BUN), n the nitrogen in the form of urea in whole blood or serum. Its concentration is a gross measure of renal function.
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Medical Dictionary a blood urea nitrogen bun test is done to see if your kidneys are working normally see if your kidney disease is getting worse see if treatment of your kidney disease is working check for severe dehydration
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- A blood urea nitrogen (BUN) test checks kidney function by measuring how much urea nitrogen is in your blood.Urea nitrogen is a waste product from the breakdown of protein in the body.ormally, this waste is filtered by the kidneys and leaves the body through urine. Too much or too little urea nitrogen in the blood could signify kidney problems. The BUN test is frequently done along with other tests to diagnose or monitor kidney diseases.