What causes high RDW CV and low RBC?

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

If your RDW CV is in between 11.6 % and 14 % and your RBC is in between 4.5 mil/uL and 5.5 mil/uL then you need not worry as these are the normal ranges for RDW CV and RBC 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	11.797
5-10 years	11.998
10-15 years	12.202
15-20 years	12.41
20-25 years	12.621
25-30 years	12.836
30-35 years	13.054
35-40 years	13.276
40-45 years	13.502
45-50 years	13.732
50-55 years	13.966
55-60 years	13.962
60-70 years	13.957
70-80 years	13.953
80-90 years	13.949
90-100 years	13.945
>100 years	13.941

*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 RBC : 4.5 - 5.5 mil/uL

Ideal values of RBC depending on age :

Age	Ideal RBC value
<5 years	4.577
5-10 years	4.655
10-15 years	4.734
15-20 years	4.815
20-25 years	4.897
25-30 years	4.98
30-35 years	5.065
35-40 years	5.151
40-45 years	5.239
45-50 years	5.328
50-55 years	5.419
55-60 years	5.417
60-70 years	5.415
70-80 years	5.413
80-90 years	5.411
90-100 years	5.409
>100 years	5.407

High RDW CV and low RBC can be caused by a lot of reasons. If you take RDW CV and RBC blood tests and the results are higher than 14 % for RDW CV and lower than 4.5 mil/uL for RBC, 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 RBC Tests Are Done :

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