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BUN/Creatinine Ratioratio
The ratio of BUN to creatinine. It is sometimes used to tell hydration effects from kidney effects.
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What BUN/Creatinine Ratio measures
The ratio of BUN to creatinine. It is sometimes used to tell hydration effects from kidney effects.
If your BUN/Creatinine Ratio is low
A lower ratio is commonly associated with low protein intake or liver function.
Commonly associated with
- Low protein intake
- Liver function
- Pregnancy
If your BUN/Creatinine Ratio is high
A higher ratio is commonly associated with dehydration or high protein intake rather than the kidneys themselves.
Commonly associated with
- Dehydration
- High protein intake
- Bleeding in the digestive tract
Typical reference range
| Group | Typical range |
|---|---|
| Adults | 9 – 23 ratio |
Typical adult values used by many US labs. Your own report prints the range your lab validated for its method, and that range is the one that counts. Labwise always uses the printed range first.
If it is within range
The ratio of BUN to creatinine is within the typical range.
Also listed as
BUN/Creat Ratio
Related tests
This page is general information about what a laboratory test measures and what results outside a reference range are commonly associated with. It is not medical advice, does not diagnose any condition and does not replace your clinician. Discuss your results with your healthcare provider.