What causes high RDW and low MCV?

High RDW and low MCV can be caused by many reasons.

If your RDW is in between 11.6 % and 14 % and your MCV is in between 83 fL and 101 fL then you need not worry as these are the normal ranges for RDW 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 RDW : 11.6 - 14 %

Ideal values of RDW depending on age :

Age	Ideal RDW value
<5 years	11.838
5-10 years	12.081
10-15 years	12.329
15-20 years	12.582
20-25 years	12.84
25-30 years	13.103
30-35 years	13.372
35-40 years	13.646
40-45 years	13.926
45-50 years	13.92
50-55 years	13.914
55-60 years	13.908
60-70 years	13.902
70-80 years	13.896
80-90 years	13.89
90-100 years	13.884
>100 years	13.879

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

If you want your blood test report to be interpreted by RDW specialist, then you can upload your report. Our RDW expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

1,37,160

Total number of patients treated

RDW treatment - Click to read 10 GOLDEN ARTICLES on Anemia

Some examples of conditions that increase or decrease RDW levels include:

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

If you want your blood test report to be interpreted by RDW specialist, you can upload your report. Our RDW 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	84.702
5-10 years	86.438
10-15 years	88.21
15-20 years	90.018
20-25 years	91.863
25-30 years	93.746
30-35 years	95.668
35-40 years	97.629
40-45 years	99.63
45-50 years	99.588
50-55 years	99.547
55-60 years	99.505
60-70 years	99.463
70-80 years	99.421
80-90 years	99.379
90-100 years	99.337
>100 years	99.295

High RDW and low MCV can be caused by a lot of reasons. If you take RDW and MCV blood tests and the results are higher than 14 % for RDW 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.

This page has got the maximum number of views from the below mentioned cities (traffic in last 30 days):

How the RDW and MCV Tests Are Done :

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