The strip below shows a junctional rhythm with retrograde P waves seen just before the QRS complex. The second rhythm strip shows retrograde P waves just after the QRS complex.

All other characteristics of VT apply; this includes the presence of atrioventricular dissociation, as seen in the ECG and strip below, and the Brugada Criteria. An idioventricular rhythm is ...

Figure 2: An ECG obtained from a beagle dog 21 days later, showing six rhythm strips simultaneously (leads I, II, III, aVR, aVL and aVF). VPCs are the most frequent type of abnormal rhythm in dogs ...