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Triglycerides
July 3, 2023![](https://texascientificlabs.com/wp-content/uploads/2023/10/2005916e-352b-41a6-8843-d2f869fd83c0-80x80.png)
Uric Acid
July 3, 2023The Blood Urea Nitrogen (BUN) test is a blood test that measures the concentration of urea nitrogen in the bloodstream.
Urea is a waste product produced by the liver when it metabolizes proteins, and it is excreted from the body through the kidneys. The BUN test is commonly used to assess kidney function and overall nitrogen metabolism in the body.
Here’s some information about the BUN test:
High Level (Elevated BUN):
Elevated BUN levels can be caused by various factors, including:
- Kidney dysfunction or disease
- Dehydration
- Heart failure
- Gastrointestinal bleeding
- High-protein diet
- Certain medications, like diuretics and corticosteroids
- Increased breakdown of body proteins, which can occur due to significant muscle injury or catabolic states
Low Level (Low BUN):
Low BUN levels are less common but can be associated with conditions like:
- Severe liver disease
- Malnutrition or a low-protein diet
- Overhydration (excessive fluid intake)
Symptoms of Elevated BUN:
- Fatigue
- Decreased urine output
- Swelling (edema)
- Shortness of breath
- Nausea and vomiting
- Confusion
- Weakness
What to Do When BUN Is Elevated:
If your BUN levels are found to be elevated, it’s essential to determine the underlying cause.
Your healthcare provider will typically perform additional tests to assess kidney function, such as a creatinine test, and may conduct imaging studies like ultrasounds or CT scans to evaluate the kidneys.
The treatment plan will depend on the specific diagnosis but may include:
- Managing underlying kidney disease or dysfunction
- Adjusting medications
- Addressing dehydration through fluid intake or intravenous fluids, if necessary
- Dietary modifications, such as reducing protein intake
It’s crucial to consult with a healthcare professional if you have concerns about your BUN levels or if you experience symptoms related to kidney function or electrolyte imbalances. Elevated BUN levels can be a sign of underlying health issues that require evaluation and treatment
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