Healio

Atrial Arrhythmias ECG 7

This is a narrow-complex QRS rhythm which is quite fast. Looking closely at the last part of the QRS complex in leads V1 and V2, P waves can be seen. This is considered a "short RP tachycardia" and is ...
Healio

Atrial Arrhythmias ECG 31

Note the premature ventricular contraction (PVC) that triggers the AVNRT in this ECG. If a premature atrial contraction (PAC) or premature ventricular contraction (PVC) occurs at the right time, the ...
Medscape

Cryoablation versus Radiofrequency Ablation for Atrioventricular Nodal Reentrant Tachycardia: Patient Pain Perception and Operator Stress

This is a prospective randomized single-blind study. The study complies with the Declaration of Helsinki. The hospital ethics committee approved the study and patients gave informed consent on ...
Medscape

Resetting and Entrainment of Reentrant Arrhythmias: Part I

Figure 18B shows the 12-lead ECG of the entrainment tracing of Figure 18A. The QRS morphology in all 12-lead ECGs during entrainment is identical to that of pacing in the absence of tachycardia as ...