What causes high Prothrombin time and low BUN Creatinine ratio?

High Prothrombin time and low BUN Creatinine ratio can be caused by many reasons.

If your Prothrombin time is in between 12 seconds and 16 seconds and your BUN Creatinine ratio is in between 5 Ratio and 15 Ratio then you need not worry as these are the normal ranges for Prothrombin time and BUN Creatinine ratio 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	12.125
5-10 years	12.251
10-15 years	12.379
15-20 years	12.508
20-25 years	12.638
25-30 years	12.77
30-35 years	12.903
35-40 years	13.038
40-45 years	13.174
45-50 years	13.311
50-55 years	13.45
55-60 years	13.59
60-70 years	13.732
70-80 years	13.875
80-90 years	14.02
90-100 years	14.166
>100 years	14.314

*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 BUN Creatinine ratio : 5 - 15 Ratio

Ideal values of BUN Creatinine ratio depending on age :

Age	Ideal BUN Creatinine ratio value
<5 years	5.052
5-10 years	5.105
10-15 years	5.158
15-20 years	5.212
20-25 years	5.266
25-30 years	5.321
30-35 years	5.376
35-40 years	5.432
40-45 years	5.489
45-50 years	5.546
50-55 years	5.604
55-60 years	5.662
60-70 years	5.721
70-80 years	5.781
80-90 years	5.841
90-100 years	5.902
>100 years	5.964

High Prothrombin time and low BUN Creatinine ratio can be caused by a lot of reasons. If you take Prothrombin time and BUN Creatinine ratio blood tests and the results are higher than 16 seconds for Prothrombin time and lower than 5 Ratio for BUN Creatinine ratio, 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 BUN Creatinine ratio Tests Are Done :

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