Abstract This is the last in a three-part series on using an electrocardiogram to assess the heart’s electrical activity. In this article, the focus is on cardiac rhythm and conduction abnormalities ...

A 68-year-old male with morbid obesity and no past medical history comes to the office complaining of fatigue and shortness of breath. He does not feel dizzy and has never passed out. He takes no ...

You are reviewing an ECG you arranged for a 56-year-old man with newly diagnosed hypertension. The trace is normal but the computerised report notes ‘first-degree heart block’. Looking at the ...

The diagnosis is atrial tachycardia with variable (2:1 and 3:1) atrioventricular (AV) block and intraventricular conduction delay. The rhythm is regular at a rate of 72 beats/min, although one longer ...

Implementing large-scale ECG screening before high school sport participation could detect heart abnormalities that carry the risk of sudden cardiac death if left unchecked, a researcher reported.

Electrocardiogram (ECG) measures taken after the first pig-to-human heart transplant found significantly different electrical conduction characteristics compared to those seen in native pig hearts ...