Is a BUN level of 30 bad?

Less than 30 mg/L is normal. Greater than 30 mg/L but less than 300 mg/L is called microalbuminuria. Greater than 300 mg/L is called macroalbuminuria.

Is BUN Level 33 high?

The normal BUN level is between about 7 and 21 milligrams per deciliter (mg/dL). Unless this level is greater than 60 mg/dL, it may not help your healthcare provider measure your kidney health. A better measure is the ratio of BUN to creatinine found in your blood.

What does BUN creatinine ratio of 30 mean?

The ratio is useful for the diagnosis of bleeding from the gastrointestinal (GI) tract in patients who do not present with overt vomiting of blood. In children, a BUN:Cr ratio of 30 or greater has a sensitivity of 68.8% and a specificity of 98% for upper gastrointestinal bleeding.

What level of BUN indicates kidney failure?

Blood urea nitrogen (BUN) is one of the parameters measured to ascertain kidney function. BUN indicates the urea nitrogen produced in the body during protein breakdown. There is no definite value of BUN that would diagnose kidney failure.

Is a BUN of 38 bad?

Your result will be a number that measures how much BUN is in your blood. The range considered normal is between 7 to 20 milligrams per deciliter.

What does it mean if your BUN is 40?

In patients with GI bleeding and no renal disease, a BUN level over 40 mg/dL with a normal creatinine level suggests significant GI blood loss. A BUN level greater than 85 mg/dL with a normal creatinine level may indicate a loss of 2 or more units of blood into the GI tract.

What BUN level is too high?

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 [6]. High BUN is associated with increased mortality in critically ill patients [6, 17, 18, 19].

What is a concerning BUN level?

In general, around 6 to 24 mg/dL (2.1 to 8.5 mmol/L ) is considered normal. But normal ranges may vary, depending on the reference range used by the lab and your age. Ask your doctor to explain your results. Urea nitrogen levels tend to increase with age.

What does a BUN creatinine ratio of 34 mean?

The ideal ratio of BUN to creatinine falls between 10-to-1 and 20-to-1. Having a ratio above this range could mean you may not be getting enough blood flow to your kidneys, and could have conditions such as congestive heart failure, dehydration, or gastrointestinal bleeding.