Why Does Calcium Work in Hyperkalemia?
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4 min read
While hyperkalemia, or high serum potassium, directly affects the heart's electrical system and can lead to fatal arrhythmias, intravenous calcium works rapidly to protect the heart without altering the overall potassium level. The effect is not on the potassium concentration itself, but on the delicate balance of electrical charges across cardiac cell membranes.
