ventricular fibrillation

noun

Pathology. a cardiac arrhythmia characterized by rapid, chaotic electrical impulses to the ventricles, incomplete ventricular contractions, and resultant loss of pulse and blood pressure.

Nearby words

ventricular band of larynx, ventricular complex, ventricular conduction, ventricular escape, ventricular extrasystole, ventricular fibrillation, ventricular fusion beat, ventricular rhythm, ventricular septal defect, ventricular tachycardia, ventriculitis

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Medicine definitions for ventricular fibrillation

ventricular fibrillation

n.

An often fatal form of arrhythmia characterized by rapid, irregular fibrillar twitching of the ventricles of the heart instead of normal contractions, resulting in a loss of pulse.v-fib