Potassium Test

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Also known as: K

At a Glance

Why Get Tested?

To diagnose levels of potassium that are too high (hyperkalaemia) or too low (hypokalaemia)

When to Get Tested?

As part of a routine medical examination or to investigate a serious illness, such as high blood pressure or kidney disease

Sample Required?

A blood sample taken from a vein in the arm

Test Preparation Needed?