What causes high RDW and low BUN?

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

If your RDW is in between 11.6 % and 14 % and your BUN is in between 6 mg/dL and 20 mg/dL then you need not worry as these are the normal ranges for RDW and BUN 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 11.88
5-10 years 12.166
10-15 years 12.459
15-20 years 12.759
20-25 years 13.066
25-30 years 13.381
30-35 years 13.703
35-40 years 13.695
40-45 years 13.687
45-50 years 13.679
50-55 years 13.671
55-60 years 14
60-70 years 13.991
70-80 years 13.983
80-90 years 13.975
90-100 years 13.967
>100 years 13.959

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

Your RDW result may be wrong. Click to know the reason in detail

Click here to know Symptoms of High RDW

Click here to know Symptoms of Low BUN

Besides Lab test failures, there are many other reasons for inaccurate blood results. Know the common reasons for inaccurate blood test results

Can Low or High RDW cause Heart Attack? Click here to know

Normal range of RDW found among women : - %

Ideal values of BUN depending on age :
Age Ideal BUN value
<5 years 6.145
5-10 years 6.293
10-15 years 6.445
15-20 years 6.6
20-25 years 6.759
25-30 years 6.922
30-35 years 7.089
35-40 years 7.26
40-45 years 7.435
45-50 years 7.614
50-55 years 7.797
55-60 years 7.985
60-70 years 8.177
70-80 years 8.374
80-90 years 8.576
90-100 years 8.783
>100 years 8.995

Click here to know Symptoms of High RDW

Click here to know Symptoms of Low BUN

Can Low or High RDW cause Heart Attack? Click here to know

Click here to upload your blood test report

Click here to consult a doctor for your Low RDW problem

High RDW and low BUN can be caused by a lot of reasons. If you take RDW and BUN blood tests and the results are higher than 14 % for RDW and lower than 6 mg/dL for BUN, 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 BUN Tests Are Done :

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

Click here to upload your blood test report

Click here to consult a doctor for your Low RDW problem

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