A new study has linked prolonged P-wave duration to increased risk for sudden cardiac death (SCD), independent of cardiovascular risk factors and atrial fibrillation. 1 This suggests P-wave duration ...

Atrial fibrillation occurs when action potentials fire very rapidly within the pulmonary veins or atrium in a chaotic manner. The result is a very fast atrial rate — about 400 to 600 beats per minute.

An electrocardiogram is a picture of the electrical conduction of the heart. By examining changes from normal on the ECG, clinicians can identify a multitude of cardiac disease processes. There are ...

But that is not the big story. The big story is the marked rise in fake atrial fibrillation (AF) and other faulty ECG interpretations. Fake AF occurs when the computer calls the rhythm AF, the doctor ...

A 68-year-old man without previous comorbidities presented to the emergency department with complaints of palpitations and giddiness. On examination, his pulse rate was 92 beats per minute, and his ...