A 64-year-old woman presents with serum potassium 6.8 mmol/L, creatinine 320 µmol/L, peaked T waves on ECG, and mild weakness. According to Canadian n...

Question

A 64-year-old woman presents with serum potassium 6.8 mmol/L, creatinine 320 µmol/L, peaked T waves on ECG, and mild weakness. According to Canadian nephrology and emergency practice, what is the most urgent initial treatment?

Accepted Answer

Give intravenous calcium gluconate to stabilise the myocardium

Answer

Administer oral sodium polystyrene sulfonate only

Answer

Start an intravenous insulin and dextrose infusion without cardiac monitoring

Answer

Encourage high-potassium diet to normalise levels

Answer

No treatment is needed until potassium exceeds 7.5 mmol/L

ca-mccqe1 MCQ (SBA): Hyperkalaemia

A 64-year-old woman presents with serum potassium 6.8 mmol/L, creatinine 320 µmol/L, peaked T waves on ECG, and mild weakness. According to Canadian nephrology and emergency practice, what is the most urgent initial treatment?