Blood urea nitrogen (BUN) test - Mayo Clinic
2023年8月5日 · 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 …
Blood Urea Nitrogen (BUN) Test: High vs. Low Levels, Normal Range - WebMD
2023年10月30日 · High BUN. A high BUN test result may mean your kidneys aren't working well. Discuss with your doctor what could be causing the problem and plan your next steps.
Blood Urea Nitrogen (BUN): Testing, Levels & Indication - Cleveland Clinic
2022年11月29日 · If you have symptoms of high or low urea nitrogen in your blood, you should talk to a healthcare provider. They can order a blood urea nitrogen (BUN) test to see how well …
High BUN Levels Explained: Symptoms, Causes, and Tests You …
2024年9月12日 · High BUN levels refer to an increase in the concentration of urea nitrogen in the blood above the normal reference range. The normal range for BUN in adults typically falls …
Uremia: Causes, Symptoms, Diagnosis & Treatment - Cleveland Clinic
2024年2月19日 · Uremia is a buildup of waste products in your blood that occurs as a result of untreated kidney failure. Symptoms include nausea, vomiting, weight loss, difficulty …
What Causes a High BUN Creatinine Ratio? - MedicineNet
2024年5月30日 · A high BUN/creatinine ratio in your blood tests may result from three reasons: elevated BUN and normal creatinine, normal BUN and low creatinine, or both BUN and …
BUN (Blood Urea Nitrogen): MedlinePlus Medical Test
Normal BUN levels can vary, but generally, a high blood urea nitrogen level is a sign that your kidneys are not working well. But abnormal results don't always mean that you have a medical …
Urea - Pathology Tests Explained
Urea is often ordered with creatinine: to monitor kidney function while someone is on certain drugs. What does the result mean? High urea levels suggest impaired kidney function. This …
Blood Urea Nitrogen (BUN): What Is It, Causes | Osmosis
2023年7月11日 · A high BUN level is generally caused by impaired kidney function; however, it can also be due to a high-protein diet; dehydration; congestive heart failure; or increased …
What Level of BUN Indicates Kidney Failure? Stages - MedicineNet
The normal range of blood urea nitrogen (BUN) is between 7 and 20 mg/dL or 2.5 and 7.1 mmol/L. There may be slight variations between labs. A decline in kidney function can cause …