What causes high HbA1c and low Cystatin c?

High HbA1c and low Cystatin c can be caused by many reasons.

If your HbA1c is in between 4 % and 5.7 % and your Cystatin c is in between 0.62 mg/L and 1.03 mg/L then you need not worry as these are the normal ranges for HbA1c and Cystatin c 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 HbA1c : 4 - 5.7 %

Ideal values of HbA1c depending on age :

Age	Ideal HbA1c value
<5 years	4.044
5-10 years	4.088
10-15 years	4.133
15-20 years	4.178
20-25 years	4.224
25-30 years	4.27
30-35 years	4.317
35-40 years	4.364
40-45 years	4.412
45-50 years	4.46
50-55 years	4.509
55-60 years	4.558
60-70 years	4.608
70-80 years	4.658
80-90 years	4.709
90-100 years	4.76
>100 years	4.812

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

If you want your blood test report to be interpreted by HbA1c specialist, then you can upload your report. Our HbA1c 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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HbA1c treatment - Click to read 10 GOLDEN ARTICLES on Diabetes

Long-term complications of diabetes develop gradually. The longer you have diabetes the higher the risk of complications. Eventually, diabetes complications may be disabling or even life-threatening. Possible complications include:

• Kidney damage
• Eye damage
• Foot damage
• Alzheimer's disease
• Heart and blood vessel disease

If you want your blood test report to be interpreted by HbA1c specialist, you can upload your report. Our HbA1c 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 Cystatin c : 0.62 - 1.03 mg/L

Ideal values of Cystatin c depending on age :

Age	Ideal Cystatin c value
<5 years	0.627
5-10 years	0.634
10-15 years	0.641
15-20 years	0.648
20-25 years	0.655
25-30 years	0.662
30-35 years	0.669
35-40 years	0.676
40-45 years	0.683
45-50 years	0.69
50-55 years	0.698
55-60 years	0.706
60-70 years	0.714
70-80 years	0.722
80-90 years	0.73
90-100 years	0.738
>100 years	0.746

High HbA1c and low Cystatin c can be caused by a lot of reasons. If you take HbA1c and Cystatin c blood tests and the results are higher than 5.7 % for HbA1c and lower than 0.62 mg/L for Cystatin c, 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 HbA1c and Cystatin c Tests Are Done :

If your doctor wants HbA1c and Cystatin c tests on you, you may need to go through these tests. During the HbA1c and Cystatin c 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 HbA1c and Cystatin c Test reports by your pathologist.

Medical References

• MedlinePlus – Hemoglobin A1C (HbA1c) Test
• NIH – The A1C Test & Diabetes
• Mayo Clinic – A1C test