CMSA Intermediate Surgery Practice Questions - FCS(SA) Intermediate Examination In Surgery Exam

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A 68-year-old female patient in the surgical ICU develops severe hyperkalemia with a serum potassium of 6.8 mmol/L following repair of a ruptured abdominal aortic aneurysm. Her ECG displays peaked T waves and widening of the QRS complex. What is the immediate first step in medical management?

Intravenous administration of 10 mL 10% calcium gluconate over 2 to 5 minutes Intravenous bolus of 10 units regular insulin with 50 mL 50% dextrose Nebulized salbutamol 10 mg Emergency hemodialysis

Correct Answer:

Intravenous administration of 10 mL 10% calcium gluconate over 2 to 5 minutes

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