What causes high Potassium and low FT4 thyroid?

High Potassium and low FT4 thyroid can be caused by many reasons.

If your Potassium is in between 3.5 mmol/L and 5.1 mmol/L and your FT4 thyroid is in between 0.89 ng/dL and 1.76 ng/dL then you need not worry as these are the normal ranges for Potassium and FT4 thyroid 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	3.553
5-10 years	3.606
10-15 years	3.66
15-20 years	3.715
20-25 years	3.771
25-30 years	3.828
30-35 years	3.885
35-40 years	3.943
40-45 years	4.002
45-50 years	4.062
50-55 years	4.123
55-60 years	4.185
60-70 years	4.248
70-80 years	4.312
80-90 years	4.377
90-100 years	4.443
>100 years	4.51

*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

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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 FT4 thyroid : 0.89 - 1.76 ng/dL

Ideal values of FT4 thyroid depending on age :

Age	Ideal FT4 thyroid value
<5 years	0.90335
5-10 years	0.9169
10-15 years	0.93065
15-20 years	0.94461
20-25 years	0.95878
25-30 years	0.97316
30-35 years	0.98776
35-40 years	1.00258
40-45 years	1.01762
45-50 years	1.03288
50-55 years	1.04837
55-60 years	1.0641
60-70 years	1.08006
70-80 years	1.09626
80-90 years	1.1127
90-100 years	1.12939
>100 years	1.14633

High Potassium and low FT4 thyroid can be caused by a lot of reasons. If you take Potassium and FT4 thyroid blood tests and the results are higher than 5.1 mmol/L for Potassium and lower than 0.89 ng/dL for FT4 thyroid, 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 FT4 thyroid Tests Are Done :

If your doctor wants Potassium and FT4 thyroid tests on you, you may need to go through these tests. During the Potassium and FT4 thyroid 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 FT4 thyroid Test reports by your pathologist.