What causes high RDW and low Bilirubin direct?

high RDW

High RDW and low Bilirubin direct can be caused by many reasons.

If your RDW is in between 11.6 % and 14 % and your Bilirubin direct is in between 0 mg/dL and 0.2 mg/dL then you need not worry as these are the normal ranges for RDW and Bilirubin direct respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Important - Go to the end of this article and read how our patients treated their RDW levels 

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Normal range of RDW : 11.6 - 14 %

Ideal values of RDW depending on age :
Age Ideal RDW value
<5 years 11.855
5-10 years 12.116
10-15 years 12.383
15-20 years 12.655
20-25 years 12.933
25-30 years 13.218
30-35 years 13.509
35-40 years 13.806
40-45 years 13.8
45-50 years 13.794
50-55 years 13.787
55-60 years 13.78
60-70 years 13.773
70-80 years 13.766
80-90 years 13.759
90-100 years 13.753
>100 years 13.747

*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

1,37,160

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 Bilirubin direct : 0 - 0.2 mg/dL

Ideal values of Bilirubin direct depending on age :
Age Ideal Bilirubin direct value
<5 years 0.11242
5-10 years 0.11489
10-15 years 0.11742
15-20 years 0.12
20-25 years 0.12264
25-30 years 0.12534
30-35 years 0.1281
35-40 years 0.13092
40-45 years 0.1338
45-50 years 0.13674
50-55 years 0.13975
55-60 years 0.14282
60-70 years 0.14596
70-80 years 0.14917
80-90 years 0.15245
90-100 years 0.1558
>100 years 0.15923
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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 Bilirubin direct can be caused by a lot of reasons. If you take RDW and Bilirubin direct blood tests and the results are higher than 14 % for RDW and lower than 0 mg/dL for Bilirubin direct, 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 Bilirubin direct Tests Are Done :

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

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