What causes high MCV and low Prothrombin time?

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

If your MCV is in between 83 fL and 101 fL and your Prothrombin time is in between 12 seconds and 16 seconds then you need not worry as these are the normal ranges for MCV 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 MCV : 83 - 101 fL

Ideal values of MCV depending on age :

Age	Ideal MCV value
<5 years	86.469
5-10 years	90.083
10-15 years	93.848
15-20 years	97.771
20-25 years	97.6
25-30 years	97.43
30-35 years	97.26
35-40 years	97.09
40-45 years	96.92
45-50 years	100.971
50-55 years	100.795
55-60 years	100.619
60-70 years	100.443
70-80 years	100.268
80-90 years	100.093
90-100 years	99.918
>100 years	99.744

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

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

• Aplastic anemia
• Cold agglutinin disease
• Chronic hypoxia
• Low vitamin B12 level
• Myelodysplastic syndrome

If you want your blood test report to be interpreted by MCV specialist, you can upload your report. Our MCV 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	12.502
5-10 years	13.025
10-15 years	13.569
15-20 years	14.136
20-25 years	14.727
25-30 years	15.343
30-35 years	15.984
35-40 years	15.956
40-45 years	15.928
45-50 years	15.9
50-55 years	15.873
55-60 years	15.845
60-70 years	15.817
70-80 years	15.789
80-90 years	15.761
90-100 years	15.734
>100 years	15.707

High MCV and low Prothrombin time can be caused by a lot of reasons. If you take MCV and Prothrombin time blood tests and the results are higher than 101 fL for MCV 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 MCV and Prothrombin time Tests Are Done :

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