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Kidney function
Potassium
Measures the level of potassium in the blood.
What it measures
It measures the amount of potassium in the blood.
Why it is tested
It is commonly used to assess heart rhythm and kidney function.
Low results
Low results may be associated with poor intake, vomiting, or some medicines.
High results
High results may be associated with kidney problems or some medicines.
Related tests
Sodium, Chloride, Creatinine
Sources
Other markers
Disclaimer
This information is for education only and is not a substitute for medical advice. Results should be interpreted by a qualified clinician alongside your symptoms and medical history.