What causes high PCV and low RDW SD?

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

If your PCV is in between 39 % and 51 % and your RDW SD is in between 39 fL and 46 fL then you need not worry as these are the normal ranges for PCV and RDW SD 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 PCV : 39 - 51 %

Ideal values of PCV depending on age :

Age	Ideal PCV value
<5 years	42.198
5-10 years	45.658
10-15 years	49.402
15-20 years	49.07
20-25 years	48.74
25-30 years	48.413
30-35 years	48.088
35-40 years	47.764
40-45 years	47.443
45-50 years	47.124
50-55 years	50.988
55-60 years	50.645
60-70 years	50.305
70-80 years	49.967
80-90 years	49.631
90-100 years	49.298
>100 years	48.966

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

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

• Damage to the bone marrow
• Kidney failure
• Chronic inflammatory diseases
• Excessive destruction of red blood cells
• Congenital heart disease

If you want your blood test report to be interpreted by PCV specialist, you can upload your report. Our PCV 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 RDW SD : 39 - 46 fL

Ideal values of RDW SD depending on age :

Age	Ideal RDW SD value
<5 years	42.198
5-10 years	45.658
10-15 years	45.351
15-20 years	45.046
20-25 years	44.743
25-30 years	44.442
30-35 years	44.143
35-40 years	43.846
40-45 years	43.551
45-50 years	43.258
50-55 years	42.967
55-60 years	42.678
60-70 years	42.391
70-80 years	45.867
80-90 years	45.559
90-100 years	45.253
>100 years	44.949

High PCV and low RDW SD can be caused by a lot of reasons. If you take PCV and RDW SD blood tests and the results are higher than 51 % for PCV and lower than 39 fL for RDW SD, 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 PCV and RDW SD Tests Are Done :

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