Also found in: Dictionary, Thesaurus, Legal, Encyclopedia, Wikipedia.
Management Most antiarrhythmics are ineffective in ESs; isoproterenol, amiodarone, or radiofrequency catheter ablation may be effective
electrical stormCardiology A cardiac event defined as multiple recurrent episodes of ventricular fibrillation, or hemodynamically destabilizing ventricular tachycardia, with a very poor prognosis; ES is most common in older men with CAD, often in a background of acute MI or heart surgery Management Most antiarrhythmics are ineffective in ESs; amiodarone may be effective. See Ventricular arrhythmia Public health See Lightning.
Recurring episodes of unstable ventricular tachycardia or ventricular fibrillation within 24 hr of a first life-threatening arrhythmia.
See also: storm