What causes high Bilirubin direct and low Prothrombin time?

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

If your Bilirubin direct is in between 0 mg/dL and 0.2 mg/dL and your Prothrombin time is in between 12 seconds and 16 seconds then you need not worry as these are the normal ranges for Bilirubin direct and Prothrombin time 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 Bilirubin direct : 0 - 0.2 mg/dL

Ideal values of Bilirubin direct depending on age :

Age	Ideal Bilirubin direct value
<5 years	0.11141
5-10 years	0.11284
10-15 years	0.11428
15-20 years	0.11574
20-25 years	0.11722
25-30 years	0.11872
30-35 years	0.12024
35-40 years	0.12178
40-45 years	0.12334
45-50 years	0.12492
50-55 years	0.12652
55-60 years	0.12814
60-70 years	0.12978
70-80 years	0.13144
80-90 years	0.13312
90-100 years	0.13482
>100 years	0.13655

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

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

• Gallstones present in the bile ducts
• Hepatitis A, hepatitis B, hepatitis C
• Scarring of the bile ducts
• Lack of oxygen (hypoxia)
• Liver disease

If you want your blood test report to be interpreted by Bilirubin direct specialist, you can upload your report. Our Bilirubin direct 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 Prothrombin time : 12 - 16 seconds

Ideal values of Prothrombin time depending on age :

Age	Ideal Prothrombin time value
<5 years	12.154
5-10 years	12.31
10-15 years	12.468
15-20 years	12.628
20-25 years	12.79
25-30 years	12.954
30-35 years	13.12
35-40 years	13.288
40-45 years	13.458
45-50 years	13.63
50-55 years	13.804
55-60 years	13.981
60-70 years	14.16
70-80 years	14.341
80-90 years	14.525
90-100 years	14.711
>100 years	14.899

High Bilirubin direct and low Prothrombin time can be caused by a lot of reasons. If you take Bilirubin direct and Prothrombin time blood tests and the results are higher than 0.2 mg/dL for Bilirubin direct and lower than 12 seconds for Prothrombin time, 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 Bilirubin direct and Prothrombin time Tests Are Done :

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