Approach to Hypokalemia

Pathogenesis of hypokalemia

Approach to Hypokalemia

Type

Clinical features

Normal

Potassium enters body through oral intake or IV infusion

Potassium stored in cells and excreted in urine

Possible mechanisms of hypokalemia

Decreased intake
Increased translocation into cells
Increased losses (urine, GI, sweat) Clinical symptoms due to changes in generation of action potential

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