What causes high RDW and low Segmented Neutrophils?

High RDW and low Segmented Neutrophils can be caused by many reasons.

If your RDW is in between 11.6 % and 14 % and your Segmented Neutrophils is in between 40 % and 80 % then you need not worry as these are the normal ranges for RDW and Segmented Neutrophils respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Some examples of conditions that can increase or decrease RDW levels include:

• Crohn's disease
• Chronic liver disease
• Thalassemia, an inherited blood disorder
• An iron or vitamin deficiency
• Heart disease

RDW treatment - Click to read 10 GOLDEN ARTICLES on Anemia

Normal range of RDW : 11.6 - 14 %

Ideal values of RDW depending on age :

Age	Ideal RDW value
<5 years	11.845
5-10 years	12.095
10-15 years	12.35
15-20 years	12.611
20-25 years	12.877
25-30 years	13.149
30-35 years	13.426
35-40 years	13.709
40-45 years	13.998
45-50 years	13.991
50-55 years	13.985
55-60 years	13.979
60-70 years	13.973
70-80 years	13.967
80-90 years	13.961
90-100 years	13.955
>100 years	13.948

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

Normal range of Segmented Neutrophils : 40 - 80 %

Ideal values of Segmented Neutrophils depending on age :

Age	Ideal Segmented Neutrophils value
<5 years	40.844
5-10 years	41.706
10-15 years	42.586
15-20 years	43.485
20-25 years	44.403
25-30 years	45.34
30-35 years	46.297
35-40 years	47.274
40-45 years	48.271
45-50 years	49.29
50-55 years	50.33
55-60 years	51.392
60-70 years	52.476
70-80 years	53.583
80-90 years	54.714
90-100 years	55.868
>100 years	57.047

High RDW and low Segmented Neutrophils can be caused by a lot of reasons. If you take RDW and Segmented Neutrophils blood tests and the results are higher than 14 % for RDW and lower than 40 % for Segmented Neutrophils, 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 Segmented Neutrophils Tests Are Done :

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

Medical References

• Cleveland Clinic – RDW Blood Test: What It Is, Procedure & Results
• MedlinePlus – RDW (Red Cell Distribution Width)
• NIH – High red blood cell distribution width is closely associated with risk of carotid artery atherosclerosis