Search results
Results from the WOW.Com Content Network
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.
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.
Elevated BUN can arise from various causes, including renal conditions like chronic kidney disease and acute kidney injury and non-renal factors such as dehydration, high protein intake, and heart failure.
High BUN indicates increased protein breakdown, which is associated with decreased immune function. A study shows that patients with elevated BUN (> 20 mg/dl) have an increased risk of infection . High BUN is associated with increased mortality in critically ill patients [6, 17, 18, 19].
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 creatinine elevated, but BUN is disproportionately higher.
What causes a high BUN level? 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 protein breakdown caused by gastrointestinal bleeding, trauma, or corticoid therapy.
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 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.
Blood Urea Nitrogen (BUN) is a crucial indicator of kidney health. A high BUN level can signal various health issues, particularly those related to kidney function. For nurses, understanding what constitutes a high BUN level is essential for effective patient care.
Fatigue. Itchiness. Swelling in the arms or legs. Many people with kidney problems may not have symptoms right away. You may need a BUN test for other reasons. Depending on your overall health, it may be part of a routine health check to find out how your kidneys are working.