premature ventricular contraction

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premature ventricular contraction

n. Abbr. PVC
An ectopic heartbeat that originates in the ventricles of the heart and sometimes produces accompanying palpitations.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.premature ventricular contraction - irregularity of cardiac rhythm; recurrent occurrences can be a precursor of ventricular fibrillation
arrhythmia, cardiac arrhythmia - an abnormal rate of muscle contractions in the heart
References in periodicals archive ?
required to cause: onset of arrhythmia (OA), premature ventricular beats (PVB), ventricular tachyarrhyth-mias (VT) and lethality (L).
The electrical rhythm of the heart was read from the recorded ECG, and the number of arrhythmic events within the treatment time, including ventricular tachycardia and premature ventricular beats, were counted.
Present PMK and ICDs have some protection algorithms to prevent PMT that usually extend PVARP after premature ventricular beats or after a sequence stimulated ventricle--sensed atrium at high rate with fixed VA interval.

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