Technically, the diagnosis of an anterior myocardial infarction on an ECG has never been validated in the setting of a paced rhythm, however that was the case in this ECG. There was acute ...

A 76-year-old woman presents with a persistently rapid heart rate that she attributes to her pacemaker. What does the ECG ...

This ectopic focus becomes the predominant pacemaker of the heart. When the atrial rate is greater than 100 beats per minute, the rhythm is atrial ... on ambulatory ECG monitoring in the elderly ...

Thus, the ECG morphology during entrainment ... Panel A: activation during a paced beat entraining the reentrant rhythm, as seen in Video 2. The format is similar to that in Figure4A.