What causes high Phosphate and low Cystatin c?

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

If your Phosphate is in between 2.4 mg/dL and 4.5 mg/dL 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 Phosphate 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 Phosphate : 2.4 - 4.5 mg/dL

Ideal values of Phosphate depending on age :

Age	Ideal Phosphate value
<5 years	2.486
5-10 years	2.575
10-15 years	2.667
15-20 years	2.763
20-25 years	2.862
25-30 years	2.965
30-35 years	3.071
35-40 years	3.181
40-45 years	3.295
45-50 years	3.413
50-55 years	3.536
55-60 years	3.663
60-70 years	3.795
70-80 years	3.931
80-90 years	4.072
90-100 years	4.218
>100 years	4.369

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

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

• Kidney failure
• Rickets and osteomalacia (due to vitamin D deficiencies)
• Diabetic ketoacidosis (after treatment)
• Increased blood calcium
• Liver disease

If you want your blood test report to be interpreted by Phosphate specialist, you can upload your report. Our Phosphate 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	0.642
5-10 years	0.665
10-15 years	0.689
15-20 years	0.714
20-25 years	0.74
25-30 years	0.767
30-35 years	0.795
35-40 years	0.824
40-45 years	0.854
45-50 years	0.885
50-55 years	0.917
55-60 years	0.95
60-70 years	0.984
70-80 years	1.019
80-90 years	1.018
90-100 years	1.017
>100 years	1.016

High Phosphate and low Cystatin c can be caused by a lot of reasons. If you take Phosphate and Cystatin c blood tests and the results are higher than 4.5 mg/dL for Phosphate 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 Phosphate and Cystatin c Tests Are Done :

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