What causes high Prothrombin time and low MCH?

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

If your Prothrombin time is in between 12 seconds and 16 seconds and your MCH is in between 27 pg and 32 pg then you need not worry as these are the normal ranges for Prothrombin time and MCH 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 MCH : 27 - 32 pg

Ideal values of MCH depending on age :

Age	Ideal MCH value
<5 years	27.272
5-10 years	27.546
10-15 years	27.823
15-20 years	28.103
20-25 years	28.386
25-30 years	28.672
30-35 years	28.96
35-40 years	29.251
40-45 years	29.545
45-50 years	29.842
50-55 years	30.142
55-60 years	30.445
60-70 years	30.751
70-80 years	31.06
80-90 years	31.372
90-100 years	31.688
>100 years	31.685

High Prothrombin time and low MCH can be caused by a lot of reasons. If you take Prothrombin time and MCH blood tests and the results are higher than 16 seconds for Prothrombin time and lower than 27 pg for MCH, 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 MCH Tests Are Done :

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