What causes high Potassium and low Phosphorus?

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

If your Potassium is in between 3.5 mmol/L and 5.1 mmol/L and your Phosphorus is in between 2.5 mg/dL and 4.5 mg/dL then you need not worry as these are the normal ranges for Potassium and Phosphorus 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	3.552
5-10 years	3.605
10-15 years	3.658
15-20 years	3.712
20-25 years	3.767
25-30 years	3.823
30-35 years	3.88
35-40 years	3.937
40-45 years	3.995
45-50 years	4.054
50-55 years	4.114
55-60 years	4.175
60-70 years	4.237
70-80 years	4.3
80-90 years	4.364
90-100 years	4.429
>100 years	4.495

*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 Phosphorus : 2.5 - 4.5 mg/dL

Ideal values of Phosphorus depending on age :

Age	Ideal Phosphorus value
<5 years	2.537
5-10 years	2.575
10-15 years	2.613
15-20 years	2.652
20-25 years	2.691
25-30 years	2.731
30-35 years	2.771
35-40 years	2.812
40-45 years	2.854
45-50 years	2.896
50-55 years	2.939
55-60 years	2.982
60-70 years	3.026
70-80 years	3.071
80-90 years	3.116
90-100 years	3.162
>100 years	3.209

High Potassium and low Phosphorus can be caused by a lot of reasons. If you take Potassium and Phosphorus blood tests and the results are higher than 5.1 mmol/L for Potassium and lower than 2.5 mg/dL for Phosphorus, 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 Phosphorus Tests Are Done :

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