What does high RDW and Potassium mean in blood test?

High RDW and Potassium can be caused by numerous problems.

High levels of RDW and Potassium in the blood indicate a variety of health problems. If your blood RDW level is between 11.6 % to 14 % and the Potassium level is between 3.5 % to 5.1 mmol/L, then your body does not have any underlying health problems. But if RDW and Potassium levels exceed these levels, you should see a doctor immediately.

Normal RDW range : 11.6 - 14 %

Age-wise ideal RDW level in blood:

Age	Ideal RDW value
<5 years	12.233
5-10 years	12.901
10-15 years	13.605
15-20 years	13.565
20-25 years	13.525
25-30 years	13.484
30-35 years	13.444
35-40 years	13.404
40-45 years	13.364
45-50 years	13.324
50-55 years	13.284
55-60 years	13.244
60-70 years	13.967
70-80 years	13.926
80-90 years	13.884
90-100 years	13.843
>100 years	13.802

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

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

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

If you want your blood test report to be interpreted by RDW specialist, you can upload your report. Our RDW 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 Potassium range : 3.5 - 5.1 mmol/L

Age-wise ideal Potassium level in blood:

Age	Ideal Potassium value
<5 years	3.691
5-10 years	3.893
10-15 years	4.106
15-20 years	4.33
20-25 years	4.566
25-30 years	4.815
30-35 years	5.078
35-40 years	5.063
40-45 years	5.047
45-50 years	5.032
50-55 years	5.017
55-60 years	5.002
60-70 years	4.987
70-80 years	4.972
80-90 years	4.957
90-100 years	4.943
>100 years	4.928

High RDW and Potassium levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 14 % for RDW and more than 5.1 mmol/L for Potassium, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a RDW and Potassium test. In most hospitals RDW and Potassium results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.