What causes high RDW CV and low MCH?

High RDW CV and low MCH can be caused by many reasons.

If your RDW CV is in between 11.6 % and 14 % and your MCH is in between 27 pg and 32 pg then you need not worry as these are the normal ranges for RDW CV 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 RDW CV : 11.6 - 14 %

Ideal values of RDW CV depending on age :

Age	Ideal RDW CV value
<5 years	11.798
5-10 years	11.999
10-15 years	12.204
15-20 years	12.412
20-25 years	12.624
25-30 years	12.839
30-35 years	13.058
35-40 years	13.281
40-45 years	13.508
45-50 years	13.738
50-55 years	13.972
55-60 years	13.968
60-70 years	13.964
70-80 years	13.96
80-90 years	13.956
90-100 years	13.952
>100 years	13.948

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

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

• An iron or vitamin deficiency
• Crohn's disease
• Chronic liver disease
• Thalassemia, an inherited blood disorder
• Heart disease

If you want your blood test report to be interpreted by RDW CV specialist, you can upload your report. Our RDW CV 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	27.461
5-10 years	27.929
10-15 years	28.405
15-20 years	28.89
20-25 years	29.383
25-30 years	29.884
30-35 years	30.394
35-40 years	30.913
40-45 years	31.44
45-50 years	31.976
50-55 years	31.967
55-60 years	31.957
60-70 years	31.948
70-80 years	31.939
80-90 years	31.93
90-100 years	31.921
>100 years	31.912

High RDW CV and low MCH can be caused by a lot of reasons. If you take RDW CV and MCH blood tests and the results are higher than 14 % for RDW CV 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 RDW CV and MCH Tests Are Done :

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