What causes high Cystatin c and low BUN?

High Cystatin c and low BUN can be caused by many reasons.

If your Cystatin c is in between 0.62 mg/L and 1.03 mg/L and your BUN is in between 6 mg/dL and 20 mg/dL then you need not worry as these are the normal ranges for Cystatin c and BUN 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 Cystatin c : 0.62 - 1.03 mg/L

Ideal values of Cystatin c depending on age :

Age	Ideal Cystatin c value
<5 years	0.641
5-10 years	0.663
10-15 years	0.686
15-20 years	0.709
20-25 years	0.733
25-30 years	0.758
30-35 years	0.784
35-40 years	0.811
40-45 years	0.839
45-50 years	0.868
50-55 years	0.898
55-60 years	0.929
60-70 years	0.961
70-80 years	0.994
80-90 years	1.028
90-100 years	1.027
>100 years	1.026

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

If you want your blood test report to be interpreted by Cystatin c specialist, then you can upload your report. Our Cystatin c 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 Cystatin c levels include:

• Impaired kidney function
• Diabetes
• Obstructive sleep apnea
• Metabolic syndrome
• Heart disease

If you want your blood test report to be interpreted by Cystatin c specialist, you can upload your report. Our Cystatin c 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 : 6 - 20 mg/dL

Ideal values of BUN depending on age :

Age	Ideal BUN value
<5 years	6.205
5-10 years	6.417
10-15 years	6.636
15-20 years	6.862
20-25 years	7.096
25-30 years	7.338
30-35 years	7.588
35-40 years	7.847
40-45 years	8.115
45-50 years	8.392
50-55 years	8.678
55-60 years	8.974
60-70 years	9.28
70-80 years	9.596
80-90 years	9.923
90-100 years	10.261
>100 years	10.611

High Cystatin c and low BUN can be caused by a lot of reasons. If you take Cystatin c and BUN blood tests and the results are higher than 1.03 mg/L for Cystatin c and lower than 6 mg/dL for BUN, 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 Cystatin c and BUN Tests Are Done :

If your doctor wants Cystatin c and BUN tests on you, you may need to go through these tests. During the Cystatin c and BUN 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 Cystatin c and BUN Test reports by your pathologist.