What causes high Cystatin c and low Hematocrit?

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

If your Cystatin c is in between 0.62 mg/L and 1.03 mg/L and your Hematocrit is in between 40 % and 50 % then you need not worry as these are the normal ranges for Cystatin c and Hematocrit 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	0.639
5-10 years	0.658
10-15 years	0.678
15-20 years	0.699
20-25 years	0.72
25-30 years	0.742
30-35 years	0.765
35-40 years	0.788
40-45 years	0.812
45-50 years	0.837
50-55 years	0.862
55-60 years	0.888
60-70 years	0.915
70-80 years	0.943
80-90 years	0.972
90-100 years	1.002
>100 years	1.001

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

Normal range of Hematocrit : 40 - 50 %

Ideal values of Hematocrit depending on age :

Age	Ideal Hematocrit value
<5 years	41.216
5-10 years	42.469
10-15 years	43.76
15-20 years	45.09
20-25 years	46.461
25-30 years	47.873
30-35 years	49.328
35-40 years	49.283
40-45 years	49.237
45-50 years	49.192
50-55 years	49.146
55-60 years	49.101
60-70 years	49.056
70-80 years	49.01
80-90 years	48.965
90-100 years	48.92
>100 years	48.875

High Cystatin c and low Hematocrit can be caused by a lot of reasons. If you take Cystatin c and Hematocrit blood tests and the results are higher than 1.03 mg/L for Cystatin c and lower than 40 % for Hematocrit, 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 Hematocrit Tests Are Done :

If your doctor wants Cystatin c and Hematocrit tests on you, you may need to go through these tests. During the Cystatin c and Hematocrit 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 Hematocrit 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