Electrical Instability in the Setting of Hypokalemia: From Ventricular Bigeminy to Ventricular Tachycardia – A Case Report Tomy Wijaya Kurniawan1*, Muhammad Perdana Airlangga2, Raden Mohammad Budiarto2 Abstract Introduction: Electrolyte imbalances, particularly hypokalemia, and hyponatremia, are critical contributors to cardiac electrical instability, predisposing patients to life-threatening arrhythmias such as ventricular bigeminy