AV tachyarrhythmias consist of AVNRT, AVRT, nonparoxysmal junctional tachycardia, and junctional ectopic tachycardia. [15] Supraventricular arrhythmias may occur in the pre- and post-MI setting.

If there is sinus rhythm, and the heart rate is greater than 100 bpm, then sinus tachycardia is present. The links below take you to examples of each of these. If there are no P waves present ...

This ECG has a narrow QRS complex, a fast heart rate, regular rhythm and no identifiable P wave activity. It is likely that the P wave is buried in the QRS complex and the rhythm is junctional in ...

junctional rhythm and successful modification is achieved by approximately 90% during the first radiofrequency application at the point of the intersection. An example of AVNRT tachycardia is ...