Question

A 59-year-old man with known coronary artery disease and hypertension presents with severe hyperkalaemia (potassium 6.8 mmol/L) and ECG changes including peaked T waves and widened QRS complexes. What is the most urgent first-line treatment?

Accepted Answer

IV calcium gluconate

Answer

IV insulin and dextrose

Answer

Oral sodium polystyrene sulfonate

Answer

Nebulised salbutamol

Answer

Haemodialysis only if symptomatic

Practice question

A 59-year-old man with known coronary artery disease and hypertension presents with severe hyperkalaemia (potassium 6.8 mmol/L) and ECG changes including peaked T waves and widened QRS complexes. What is the most urgent first-line treatment?