What causes high CRP and low BUN Creatinine ratio?

High CRP and low BUN Creatinine ratio can be caused by many reasons.

If your CRP is in between 0 mg/L and 3 mg/L and your BUN Creatinine ratio is in between 5 Ratio and 15 Ratio then you need not worry as these are the normal ranges for CRP and BUN Creatinine ratio respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of CRP : 0 - 3 mg/L

Ideal values of CRP depending on age :

Age	Ideal CRP value
<5 years	0.11377
5-10 years	0.11767
10-15 years	0.12171
15-20 years	0.12588
20-25 years	0.1302
25-30 years	0.13467
30-35 years	0.13929
35-40 years	0.14407
40-45 years	0.14901
45-50 years	0.15412
50-55 years	0.15941
55-60 years	0.16488
60-70 years	0.17054
70-80 years	0.17639
80-90 years	0.18244
90-100 years	0.1887
>100 years	0.19517

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

If you want your blood test report to be interpreted by CRP specialist, then you can upload your report. Our CRP expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

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Some examples of conditions that increase or decrease CRP levels include:

• Inflammation
• Suspected bacterial infection
• Lupus
• Crohn disease
• Ulcerative colitis

If you want your blood test report to be interpreted by CRP specialist, you can upload your report. Our CRP expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

Normal range of BUN Creatinine ratio : 5 - 15 Ratio

Ideal values of BUN Creatinine ratio depending on age :

Age	Ideal BUN Creatinine ratio value
<5 years	5.172
5-10 years	5.349
10-15 years	5.532
15-20 years	5.722
20-25 years	5.918
25-30 years	6.121
30-35 years	6.331
35-40 years	6.548
40-45 years	6.773
45-50 years	7.005
50-55 years	7.245
55-60 years	7.494
60-70 years	7.751
70-80 years	8.017
80-90 years	8.292
90-100 years	8.576
>100 years	8.87

High CRP and low BUN Creatinine ratio can be caused by a lot of reasons. If you take CRP and BUN Creatinine ratio blood tests and the results are higher than 3 mg/L for CRP and lower than 5 Ratio for BUN Creatinine ratio, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the CRP and BUN Creatinine ratio Tests Are Done :

If your doctor wants CRP and BUN Creatinine ratio tests on you, you may need to go through these tests. During the CRP and BUN Creatinine ratio blood tests, a pathologist will put a needle into your veins and take out a small quantity of blood. A pathologist is a physician in the medical field who thoroughly studies the causes and effects of disease. Within a few hours you will get your CRP and BUN Creatinine ratio Test reports by your pathologist.