What causes high Cystatin c and low LDL HDL ratio?

High Cystatin c and low LDL HDL ratio can be caused by many reasons.

If your Cystatin c is in between 0.62 mg/L and 1.03 mg/L and your LDL HDL ratio is in between 0.5 Ratio and 3 Ratio then you need not worry as these are the normal ranges for Cystatin c and LDL HDL ratio respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Some examples of conditions that can increase or decrease Cystatin c levels include:

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

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	0.685
15-20 years	0.708
20-25 years	0.732
25-30 years	0.757
30-35 years	0.783
35-40 years	0.81
40-45 years	0.837
45-50 years	0.865
50-55 years	0.894
55-60 years	0.924
60-70 years	0.955
70-80 years	0.987
80-90 years	1.02
90-100 years	1.019
>100 years	1.018

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

Normal range of LDL HDL ratio : 0.5 - 3 Ratio

Ideal values of LDL HDL ratio depending on age :

Age	Ideal LDL HDL ratio value
<5 years	0.51695
5-10 years	0.53447
10-15 years	0.55259
15-20 years	0.57132
20-25 years	0.59069
25-30 years	0.61071
30-35 years	0.63141
35-40 years	0.65281
40-45 years	0.67494
45-50 years	0.69782
50-55 years	0.72148
55-60 years	0.74594
60-70 years	0.77123
70-80 years	0.79737
80-90 years	0.8244
90-100 years	0.85235
>100 years	0.88124

High Cystatin c and low LDL HDL ratio can be caused by a lot of reasons. If you take Cystatin c and LDL HDL ratio blood tests and the results are higher than 1.03 mg/L for Cystatin c and lower than 0.5 Ratio for LDL HDL 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 Cystatin c and LDL HDL ratio Tests Are Done :

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

Medical References

• Cleveland Clinic – Estimated Glomerular Filtration Rate (eGFR): Test & Levels
• MedlinePlus – Glomerular Filtration Rate (GFR) Test
• NIH – Serum cystatin C as a marker of renal function in detection of early acute kidney injury
• NIH – Incorporation of Cystatin C Testing in Clinical Practice: Real World Experience in Sweden