What does high RDW and MCV mean in blood test?

High RDW and MCV can be caused by numerous problems.

High levels of RDW and MCV in the blood indicate a variety of health problems. If your blood RDW level is between 11.6 % to 14 % and the MCV level is between 83 % to 101 fL, then your body does not have any underlying health problems. But if RDW and MCV levels exceed these levels, you should see a doctor immediately.

Normal RDW range : 11.6 - 14 %

Age-wise ideal RDW level in blood:

Age	Ideal RDW value
<5 years	12.186
5-10 years	12.801
10-15 years	13.447
15-20 years	13.413
20-25 years	13.378
25-30 years	13.344
30-35 years	13.31
35-40 years	13.982
40-45 years	13.946
45-50 years	13.91
50-55 years	13.874
55-60 years	13.839
60-70 years	13.804
70-80 years	13.769
80-90 years	13.734
90-100 years	13.699
>100 years	13.664

*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

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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 MCV range : 83 - 101 fL

Age-wise ideal MCV level in blood:

Age	Ideal MCV value
<5 years	87.192
5-10 years	91.595
10-15 years	96.221
15-20 years	95.975
20-25 years	100.822
25-30 years	100.565
30-35 years	100.309
35-40 years	100.054
40-45 years	99.799
45-50 years	99.545
50-55 years	99.291
55-60 years	99.038
60-70 years	98.785
70-80 years	98.533
80-90 years	98.282
90-100 years	98.031
>100 years	97.781

High RDW and MCV levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 14 % for RDW and more than 101 fL for MCV, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a RDW and MCV test. In most hospitals RDW and MCV results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.