NCIt related terms : VE; Premature Ventricular Complexes; Ventricular Extra Beat; PVC; VES; Ventricular Premature Complexes; VPC;
NCIt definition : An electrocardiographic finding of an ectopic impulse originating in the ventricles.
The QRS morphology of these complexes is different from those of supraventricular
origin. The QRS duration is often longer and the RR interval preceding the complexes
is usually shorter than that of supraventricular beats. (CDISC);
Alternative definition : CDISC: An electrocardiographic finding of an ectopic impulse originating in the ventricles.
The QRS morphology of these complexes is different from those of supraventricular
origin. The QRS duration is often longer and the RR interval preceding the complexes
is usually shorter than that of supraventricular beats; there may be one or more occurrences
during an electrocardiographic recording.;