What causes high APTT and low Cystatin c?

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

If your APTT is in between 22 seconds and 35 seconds 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 APTT 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 APTT : 22 - 35 seconds

Ideal values of APTT depending on age :
Age Ideal APTT value
<5 years 22.387
5-10 years 22.781
10-15 years 23.182
15-20 years 23.59
20-25 years 24.005
25-30 years 24.427
30-35 years 24.857
35-40 years 25.294
40-45 years 25.739
45-50 years 26.192
50-55 years 26.653
55-60 years 27.122
60-70 years 27.599
70-80 years 28.084
80-90 years 28.578
90-100 years 29.081
>100 years 29.593

If you want your blood test report to be interpreted by APTT specialist, then you can upload your report. Our APTT expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

Your APTT result may be wrong. Click to know the reason in detail

Click here to know Symptoms of High APTT

Click here to know Symptoms of Low Cystatin c

Besides Lab test failures, there are many other reasons for inaccurate blood results. Know the common reasons for inaccurate blood test results

Normal range of APTT found among women : - seconds

Ideal values of Cystatin c depending on age :
Age Ideal Cystatin c value
<5 years 0.631
5-10 years 0.642
10-15 years 0.653
15-20 years 0.664
20-25 years 0.676
25-30 years 0.688
30-35 years 0.7
35-40 years 0.712
40-45 years 0.725
45-50 years 0.738
50-55 years 0.751
55-60 years 0.764
60-70 years 0.777
70-80 years 0.791
80-90 years 0.805
90-100 years 0.819
>100 years 0.833

Click here to know Symptoms of High APTT

Click here to know Symptoms of Low Cystatin c

Click here to upload your blood test report

Click here to consult a doctor for your Low APTT problem

High APTT and low Cystatin c can be caused by a lot of reasons. If you take APTT and Cystatin c blood tests and the results are higher than 35 seconds for APTT 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 APTT and Cystatin c Tests Are Done :

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

Click here to upload your blood test report

Click here to consult a doctor for your Low APTT problem

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