A 72-year-old man with chronic kidney disease stage 4 (eGFR 20 mL/min/1.73 m²) presents with pruritus and fatigue. Labs show potassium 6.6 mmol/L with...

Question

A 72-year-old man with chronic kidney disease stage 4 (eGFR 20 mL/min/1.73 m²) presents with pruritus and fatigue. Labs show potassium 6.6 mmol/L with peaked T waves on ECG. What is the most appropriate immediate management step?

Accepted Answer

Administer intravenous calcium gluconate

Answer

Start oral sodium polystyrene sulfonate only

Answer

Schedule urgent outpatient dialysis

Answer

Increase dietary potassium restriction without medications

Answer

Observe and repeat potassium in 6 hours

ca-mccqe1 MCQ (SBA): Severe hyperkalaemia emergency management

A 72-year-old man with chronic kidney disease stage 4 (eGFR 20 mL/min/1.73 m²) presents with pruritus and fatigue. Labs show potassium 6.6 mmol/L with peaked T waves on ECG. What is the most appropriate immediate management step?