Arrhythmia with hypokalemia – Cardiology MCQ – Answer

Arrhythmia with hypokalemia – Cardiology MCQ – Answer

All of the following can increase the risk of life threatening ventricular arrhythmias in hypokalemia except – Correct answer: 4. Normal left ventricular ejection fraction

Reduced left ventricular ejection fraction increases the risk of life threatening ventricular arrhythmias in the presence of hypokalemia.

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Reference

1. João Pedro Ferreira, Javed Butler, Patrick Rossignol, Bertram Pitt, Stefan D Anker, Mikhail Kosiborod, Lars H Lund, George L Bakris, Matthew R Weir, Faiez Zannad. Abnormalities of Potassium in Heart Failure: JACC State-of-the-Art Review. J Am Coll Cardiol. 2020 Jun 9;75(22):2836-2850.