What causes high Prothrombin time and low MCV?

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

If your Prothrombin time is in between 12 seconds and 16 seconds and your MCV is in between 83 fL and 101 fL then you need not worry as these are the normal ranges for Prothrombin time and MCV 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	12.121
5-10 years	12.243
10-15 years	12.366
15-20 years	12.49
20-25 years	12.616
25-30 years	12.743
30-35 years	12.871
35-40 years	13
40-45 years	13.131
45-50 years	13.263
50-55 years	13.396
55-60 years	13.531
60-70 years	13.667
70-80 years	13.804
80-90 years	13.943
90-100 years	14.083
>100 years	14.225

*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 MCV : 83 - 101 fL

Ideal values of MCV depending on age :

Age	Ideal MCV value
<5 years	83.834
5-10 years	84.677
10-15 years	85.528
15-20 years	86.388
20-25 years	87.256
25-30 years	88.133
30-35 years	89.019
35-40 years	89.914
40-45 years	90.818
45-50 years	91.731
50-55 years	92.653
55-60 years	93.584
60-70 years	94.525
70-80 years	95.475
80-90 years	96.435
90-100 years	97.404
>100 years	98.383

High Prothrombin time and low MCV can be caused by a lot of reasons. If you take Prothrombin time and MCV blood tests and the results are higher than 16 seconds for Prothrombin time and lower than 83 fL for MCV, 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 MCV Tests Are Done :

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