What does high Prothrombin time and Cystatin c mean in blood test?

High Prothrombin time and Cystatin c can be caused by numerous problems.

High levels of Prothrombin time and Cystatin c in the blood indicate a variety of health problems. If your blood Prothrombin time level is between 12 seconds to 16 seconds and the Cystatin c level is between 0.62 seconds to 1.03 mg/L, then your body does not have any underlying health problems. But if Prothrombin time and Cystatin c levels exceed these levels, you should see a doctor immediately.

Normal Prothrombin time range : 12 - 16 seconds

Age-wise ideal Prothrombin time level in blood:

Age	Ideal Prothrombin time value
<5 years	12.163
5-10 years	12.328
10-15 years	12.496
15-20 years	12.666
20-25 years	12.838
25-30 years	13.012
30-35 years	13.189
35-40 years	13.368
40-45 years	13.55
45-50 years	13.734
50-55 years	13.921
55-60 years	14.11
60-70 years	14.302
70-80 years	14.496
80-90 years	14.693
90-100 years	14.893
>100 years	15.095

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

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

1,37,160

Total number of patients treated

Some examples of conditions that increase or decrease Prothrombin time levels include:

• Liver disease
• Vitamin K abnormality
• Hemophilia A and hemophilia B
• Decreased or defective factor I (fibrinogen), II (prothrombin), V or X
• Willebrand disease

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

Age-wise ideal Cystatin c level in blood:

Age	Ideal Cystatin c value
<5 years	0.628
5-10 years	0.637
10-15 years	0.646
15-20 years	0.655
20-25 years	0.664
25-30 years	0.673
30-35 years	0.682
35-40 years	0.691
40-45 years	0.7
45-50 years	0.71
50-55 years	0.72
55-60 years	0.73
60-70 years	0.74
70-80 years	0.75
80-90 years	0.76
90-100 years	0.77
>100 years	0.78

High Prothrombin time and Cystatin c levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 16 seconds for Prothrombin time and more than 1.03 mg/L for Cystatin c, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a Prothrombin time and Cystatin c test. In most hospitals Prothrombin time and Cystatin c results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.