Is BUN Creatinine ratio 7.8 normal, high or low? What does BUN Creatinine ratio level 7.8 mean?

📅 Medical Review Date: December 13, 2025

Your BUN Creatinine ratio level of 7.8 is a Normal BUN Creatinine ratio level.

Normal BUN Creatinine ratio levels may indicate underlying health problems. The normal range is typically between 5 Ratio and 15 Ratio. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

The normal BUN Creatinine ratio range for men is :5 - 15 Ratio

Ideal values of BUN Creatinine ratio depending on age (male) :

Age	Ideal BUN Creatinine ratio value
<5 years	5.39
5-10 years	5.81
10-15 years	6.263
15-20 years	6.752
20-25 years	7.279
25-30 years	7.847
30-35 years	8.459
35-40 years	9.119
40-45 years	9.83
45-50 years	10.597
50-55 years	11.424
55-60 years	12.315
60-70 years	13.276
70-80 years	14.312
80-90 years	14.225
90-100 years	14.139
>100 years	14.053

*Ideal values are calculated based on our database of patient records

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Some examples of conditions that increase or decrease BUN Creatinine ratio levels include:

• Kidney failure
• Decreased blood flow to the kidneys
• Dehydration
• Conditions that can block the flow of urine
• Congestive heart failure

Receive world-class medical opinion about your normal BUN Creatinine ratio levels over email.Upload blood test report now

Normal range of BUN Creatinine ratio found among women :5-15 Ratio

Ideal values of BUN Creatinine ratio depending on age (female) :

Age	Ideal BUN Creatinine ratio value
<5 years	5.402
5-10 years	5.836
10-15 years	6.305
15-20 years	6.812
20-25 years	7.359
25-30 years	7.95
30-35 years	8.589
35-40 years	9.279
40-45 years	10.024
45-50 years	10.829
50-55 years	11.699
55-60 years	12.639
60-70 years	13.654
70-80 years	14.751
80-90 years	14.656
90-100 years	14.561
>100 years	14.467

If you take a BUN Creatinine ratio blood test and the results are not in the normal range (5-15 Ratio), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

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How the BUN Creatinine ratio Test Is Done :

When your doctor orders a BUN Creatinine ratio test, it involves a straightforward blood draw to measure your BUN Creatinine ratio levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your BUN Creatinine ratio test results are usually available within a few hours.

Medical References

• WebMD – Blood Urea Nitrogen (BUN) Test: High vs. Low Levels, Normal Range
• NIH – The meaning of the blood urea nitrogen/creatinine ratio in acute kidney injury