What causes high Potassium and low RDW?

High Potassium and low RDW can be caused by many reasons.

If your Potassium is in between 3.5 mmol/L and 5.1 mmol/L and your RDW is in between 11.6 % and 14 % then you need not worry as these are the normal ranges for Potassium and RDW 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 Potassium : 3.5 - 5.1 mmol/L

Ideal values of Potassium depending on age :

Age	Ideal Potassium value
<5 years	3.538
5-10 years	3.576
10-15 years	3.615
15-20 years	3.654
20-25 years	3.693
25-30 years	3.733
30-35 years	3.773
35-40 years	3.814
40-45 years	3.855
45-50 years	3.897
50-55 years	3.939
55-60 years	3.982
60-70 years	4.025
70-80 years	4.068
80-90 years	4.112
90-100 years	4.156
>100 years	4.201

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

If you want your blood test report to be interpreted by Potassium specialist, then you can upload your report. Our Potassium 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

Some examples of conditions that increase or decrease Potassium levels include:

• Kidney disease
• Addison disease
• Using certain drugs that cause high potassium
• Diabetes
• Conn syndrome

If you want your blood test report to be interpreted by Potassium specialist, you can upload your report. Our Potassium 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 RDW : 11.6 - 14 %

Ideal values of RDW depending on age :

Age	Ideal RDW value
<5 years	11.725
5-10 years	11.852
10-15 years	11.98
15-20 years	12.109
20-25 years	12.24
25-30 years	12.372
30-35 years	12.506
35-40 years	12.641
40-45 years	12.778
45-50 years	12.916
50-55 years	13.055
55-60 years	13.196
60-70 years	13.339
70-80 years	13.483
80-90 years	13.629
90-100 years	13.776
>100 years	13.925

High Potassium and low RDW can be caused by a lot of reasons. If you take Potassium and RDW blood tests and the results are higher than 5.1 mmol/L for Potassium and lower than 11.6 % for RDW, 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 Potassium and RDW Tests Are Done :

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

Medical References

• MedlinePlus – Potassium Blood Test
• WebMD – Potassium Levels Blood Test: High vs. Low, Normal K Level
• MedlinePlus – Potassium test