What causes high RDW SD and low Creatinine?

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

If your RDW SD is in between 39 fL and 46 fL and your Creatinine is in between 0.9 mg/dL and 1.3 mg/dL then you need not worry as these are the normal ranges for RDW SD and Creatinine 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	39.679
5-10 years	40.37
10-15 years	41.073
15-20 years	41.788
20-25 years	42.516
25-30 years	43.257
30-35 years	44.011
35-40 years	44.778
40-45 years	45.558
45-50 years	45.545
50-55 years	45.531
55-60 years	45.517
60-70 years	45.503
70-80 years	45.49
80-90 years	45.476
90-100 years	45.462
>100 years	45.448

*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 Creatinine : 0.9 - 1.3 mg/dL

Ideal values of Creatinine depending on age :

Age	Ideal Creatinine value
<5 years	0.916
5-10 years	0.932
10-15 years	0.948
15-20 years	0.965
20-25 years	0.982
25-30 years	0.999
30-35 years	1.016
35-40 years	1.034
40-45 years	1.052
45-50 years	1.07
50-55 years	1.089
55-60 years	1.108
60-70 years	1.127
70-80 years	1.147
80-90 years	1.167
90-100 years	1.187
>100 years	1.208

High RDW SD and low Creatinine can be caused by a lot of reasons. If you take RDW SD and Creatinine blood tests and the results are higher than 46 fL for RDW SD and lower than 0.9 mg/dL for Creatinine, 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 Creatinine Tests Are Done :

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