The presence of two consecutive premature complexes (i.e. 2 consecutive PVCs are called a ventricular coupletWide QRS complexes arriving early without preceding P waves are likely premature ventricular complexes (PVC). When the PVC comes in pairs, they are called ventricular couplets. A series of PVC of three of more that terminates in the normal underlying...).
1. Six Second ECG GuidebookA Practice Guide to Basic and 12 Lead ECG Interpretation, written by Tracy Barill, 2012 Introduction The ability to correctly interpret an electrocardiogram (ECG), be it a simple six second strip or a 12 lead ECG, is a vital skill... (2012), T Barill, p. 194