What causes high RDW SD and low Platelet count?

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

If your RDW SD is in between 39 fL and 46 fL and your Platelet count is in between 150 thou/uL and 450 thou/uL then you need not worry as these are the normal ranges for RDW SD and Platelet count 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 SD : 39 - 46 fL

Ideal values of RDW SD depending on age :

Age	Ideal RDW SD value
<5 years	39.664
5-10 years	40.339
10-15 years	41.026
15-20 years	41.725
20-25 years	42.436
25-30 years	43.159
30-35 years	43.894
35-40 years	44.642
40-45 years	45.402
45-50 years	45.389
50-55 years	45.376
55-60 years	45.363
60-70 years	45.35
70-80 years	45.337
80-90 years	45.324
90-100 years	45.311
>100 years	45.298

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

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

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

If you want your blood test report to be interpreted by RDW SD specialist, you can upload your report. Our RDW SD 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 Platelet count : 150 - 450 thou/uL

Ideal values of Platelet count depending on age :

Age	Ideal Platelet count value
<5 years	152.555
5-10 years	155.153
10-15 years	157.795
15-20 years	160.482
20-25 years	163.215
25-30 years	165.995
30-35 years	168.822
35-40 years	171.697
40-45 years	174.621
45-50 years	177.595
50-55 years	180.619
55-60 years	183.695
60-70 years	186.823
70-80 years	190.005
80-90 years	193.241
90-100 years	196.532
>100 years	199.879

High RDW SD and low Platelet count can be caused by a lot of reasons. If you take RDW SD and Platelet count blood tests and the results are higher than 46 fL for RDW SD and lower than 150 thou/uL for Platelet count, 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 SD and Platelet count Tests Are Done :

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