What causes high Potassium and low MCV?

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

If your Potassium is in between 3.5 mmol/L and 5.1 mmol/L and your MCV is in between 83 fL and 101 fL then you need not worry as these are the normal ranges for Potassium and MCV 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	3.537
5-10 years	3.574
10-15 years	3.612
15-20 years	3.65
20-25 years	3.688
25-30 years	3.727
30-35 years	3.766
35-40 years	3.806
40-45 years	3.846
45-50 years	3.886
50-55 years	3.927
55-60 years	3.968
60-70 years	4.01
70-80 years	4.052
80-90 years	4.095
90-100 years	4.138
>100 years	4.181

*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 MCV : 83 - 101 fL

Ideal values of MCV depending on age :

Age	Ideal MCV value
<5 years	83.872
5-10 years	84.753
10-15 years	85.643
15-20 years	86.542
20-25 years	87.451
25-30 years	88.369
30-35 years	89.297
35-40 years	90.235
40-45 years	91.182
45-50 years	92.139
50-55 years	93.106
55-60 years	94.084
60-70 years	95.072
70-80 years	96.07
80-90 years	97.079
90-100 years	98.098
>100 years	99.128

High Potassium and low MCV can be caused by a lot of reasons. If you take Potassium and MCV blood tests and the results are higher than 5.1 mmol/L for Potassium and lower than 83 fL for MCV, 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 MCV Tests Are Done :

If your doctor wants Potassium and MCV tests on you, you may need to go through these tests. During the Potassium and MCV 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 MCV 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