What causes high Prothrombin time and low Bilirubin indirect?

High Prothrombin time and low Bilirubin indirect can be caused by many reasons.

If your Prothrombin time is in between 12 seconds and 16 seconds and your Bilirubin indirect is in between 0.1 mg/dL and 1 mg/dL then you need not worry as these are the normal ranges for Prothrombin time and Bilirubin indirect 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 Prothrombin time : 12 - 16 seconds

Ideal values of Prothrombin time depending on age :

Age	Ideal Prothrombin time value
<5 years	12.123
5-10 years	12.247
10-15 years	12.372
15-20 years	12.498
20-25 years	12.626
25-30 years	12.755
30-35 years	12.885
35-40 years	13.017
40-45 years	13.15
45-50 years	13.284
50-55 years	13.42
55-60 years	13.557
60-70 years	13.695
70-80 years	13.835
80-90 years	13.976
90-100 years	14.119
>100 years	14.263

*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

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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 range of Bilirubin indirect : 0.1 - 1 mg/dL

Ideal values of Bilirubin indirect depending on age :

Age	Ideal Bilirubin indirect value
<5 years	0.10102
5-10 years	0.10205
10-15 years	0.10309
15-20 years	0.10414
20-25 years	0.1052
25-30 years	0.10627
30-35 years	0.10736
35-40 years	0.10846
40-45 years	0.10957
45-50 years	0.11069
50-55 years	0.11182
55-60 years	0.11296
60-70 years	0.11411
70-80 years	0.11528
80-90 years	0.11646
90-100 years	0.11765
>100 years	0.11885

High Prothrombin time and low Bilirubin indirect can be caused by a lot of reasons. If you take Prothrombin time and Bilirubin indirect blood tests and the results are higher than 16 seconds for Prothrombin time and lower than 0.1 mg/dL for Bilirubin indirect, 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 Prothrombin time and Bilirubin indirect Tests Are Done :

If your doctor wants Prothrombin time and Bilirubin indirect tests on you, you may need to go through these tests. During the Prothrombin time and Bilirubin indirect 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 Prothrombin time and Bilirubin indirect Test reports by your pathologist.