Question

A 69-year-old man with chronic kidney disease stage 4 presents with serum potassium 6.8 mmol/L, ECG showing peaked T waves and widened QRS complexes, and mild weakness. Which immediate therapy is most critical to reduce the risk of life-threatening arrhythmia?

Accepted Answer

Intravenous calcium gluconate

Answer

Intravenous insulin with dextrose

Answer

Nebulised Salbutamol

Answer

Oral sodium polystyrene sulfonate

Answer

Haemodialysis in 24 hours

Practice question

A 69-year-old man with chronic kidney disease stage 4 presents with serum potassium 6.8 mmol/L, ECG showing peaked T waves and widened QRS complexes, and mild weakness. Which immediate therapy is most critical to reduce the risk of life-threatening arrhythmia?