What causes high RDW and low PCV?

high RDW

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

If your RDW is in between 11.6 % and 14 % and your PCV is in between 39 % and 51 % then you need not worry as these are the normal ranges for RDW and PCV respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

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Normal range of RDW : 11.6 - 14 %

Ideal values of RDW depending on age :
Age Ideal RDW value
<5 years 11.898
5-10 years 12.204
10-15 years 12.518
15-20 years 12.84
20-25 years 13.17
25-30 years 13.508
30-35 years 13.855
35-40 years 13.846
40-45 years 13.837
45-50 years 13.828
50-55 years 13.818
55-60 years 13.809
60-70 years 13.8
70-80 years 13.791
80-90 years 13.781
90-100 years 13.772
>100 years 13.763

*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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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 PCV : 39 - 51 %

Ideal values of PCV depending on age :
Age Ideal PCV value
<5 years 40.002
5-10 years 41.03
10-15 years 42.084
15-20 years 43.166
20-25 years 44.275
25-30 years 45.413
30-35 years 46.58
35-40 years 47.777
40-45 years 49.005
45-50 years 50.264
50-55 years 50.231
55-60 years 50.198
60-70 years 50.165
70-80 years 50.132
80-90 years 50.099
90-100 years 50.066
>100 years 50.033
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Can Low or High RDW cause Heart Problems?

Read on to know how abnormal RDW affects heart

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High RDW and low PCV can be caused by a lot of reasons. If you take RDW and PCV blood tests and the results are higher than 14 % for RDW and lower than 39 % for PCV, 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 and PCV Tests Are Done :

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

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Dr. Dwayne Michaels
Guest Author
medchunk-doctor
Dr. Dwayne Michaels
Guest Author
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