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general-medicine renal emergency-medicine

Hyperkalaemia Management Algorithm

Grades hyperkalaemia severity and guides sequential management from ECG stabilisation to potassium excretion per Renal Association/NICE guidelines.

Used in: Hyperkalaemia

Score interpretation

Mild hyperkalaemia (K 5.5-5.9, no ECG changes)

→ Review and stop exacerbating drugs (ACEi, ARB, NSAID, K-sparing diuretics, trimethoprim); dietary K restriction; reassay in 24-48h; treat underlying cause (AKI, Addison); Patiromer or sodium zirconium cyclosilicate if chronic CKD

Moderate hyperkalaemia (K 6.0-6.4 or mild ECG changes)

→ Continuous cardiac monitoring; IV salbutamol 10-20mg nebulised; IV insulin-dextrose (10 units actrapid in 50ml 50% dextrose over 15 min + 100ml 20% dextrose); 1h recheck K; calcium resonium 15g TDS or SZC 10g TDS for excretion

Severe hyperkalaemia (K >=6.5 or significant ECG changes)

→ IV calcium gluconate 10ml 10% over 2-3 min immediately (ECG stabilisation); repeat if no ECG response; insulin-dextrose and salbutamol as above; consider sodium bicarbonate if acidotic; renal team — haemodialysis if refractory; ICU monitoring

Interpretation bands for the Hyperkalaemia Management. Apply clinical judgement and local guidance.

References

Related

Curated clinical cross-links plus same-class fallbacks.

Decision support only — verify against a current formulary, NICE, or your local guideline before clinical use.