What causes high RDW SD and low Cholesterol?

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

If your RDW SD is in between 39 fL and 46 fL and your Cholesterol is in between 125 mg/dL and 200 mg/dL then you need not worry as these are the normal ranges for RDW SD and Cholesterol 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 SD levels include:

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

RDW SD treatment - Click to read 10 GOLDEN ARTICLES on Anemia

Normal range of RDW SD : 39 - 46 fL

Ideal values of RDW SD depending on age :

Age	Ideal RDW SD value
<5 years	39.676
5-10 years	40.364
10-15 years	41.064
15-20 years	41.776
20-25 years	42.5
25-30 years	43.237
30-35 years	43.986
35-40 years	44.748
40-45 years	45.523
45-50 years	45.509
50-55 years	45.496
55-60 years	45.482
60-70 years	45.468
70-80 years	45.454
80-90 years	45.441
90-100 years	45.427
>100 years	45.413

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

Normal range of Cholesterol : 125 - 200 mg/dL

Ideal values of Cholesterol depending on age :

Age	Ideal Cholesterol value
<5 years	40.693
5-10 years	40.693
10-15 years	40.693
15-20 years	40.693
20-25 years	40.693
25-30 years	40.693
30-35 years	40.693
35-40 years	40.693
40-45 years	40.693
45-50 years	40.693
50-55 years	40.693
55-60 years	40.693
60-70 years	40.693
70-80 years	40.693
80-90 years	40.693
90-100 years	40.693
>100 years	40.693

High RDW SD and low Cholesterol can be caused by a lot of reasons. If you take RDW SD and Cholesterol blood tests and the results are higher than 46 fL for RDW SD and lower than 125 mg/dL for Cholesterol, 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 Cholesterol Tests Are Done :

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

Medical References

• MedlinePlus – RDW (Red Cell Distribution Width)
• Cleveland Clinic – RDW Blood Test: What It Is, Procedure & Results
• NIH – RDW-SD is Superior to RDW-CV in Reflecting Liver Fibrosis Stage in Patients with Chronic Hepatitis B