His ECG (which tracks heart activity) didn’t look 100 per cent normal but was not concerning and his blood tests were fine. After examining him, and from his description of the chest pain ...

The ability to identify an abnormality on the 12-lead ECG, suggestive of underlying cardiac disease associated with sudden cardiac death (SCD), is based on a sound working knowledge of the normal ECG ...

The resting electrocardiogram (ECG) furnishes essential information for the diagnosis, management, and prognostic evaluation of patients with congestive heart failure (CHF). Almost any ECG ...