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Hypokalaemia (K+ <3.5mM)Increased loss:%u2022 Gastrointestinal: Vomiting, diarrhea%u2022 Renal: Diuretics (thiazides, loop diuretics), hyperaldosteronism, Cushing's syndrome, proximal renal tubular acidosis%u2022 Other: Magnesium deficiencyRedistribution into cells:%u2022 Insulin administration%u2022 Metabolic alkalosisECG changes:%u2022 Broad flat T waves%u2022 ST depression%u2022 QT prolongationTreatment:%u2022 Oral potassium chloride (KCl) commonly used
