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Hyperkalaemia is often asymptomatic and is uncovered during routine laboratory testing (1).
Patients with severe hyperkalaemia may complain of non specific symptoms:
The following investigations can be used for evaluation of suspected hyperkalaemia:
Note that emergency treatment is necessary if the serum potassium rises above 7.0 mmol/l or if there are ECG changes associated with hyperkalaemia.
Reference:
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