The ST segment is the portion of the ECG from the end of the QRS complex to the beginning of the T wave. The ST segment normally remains isoelectric, thus ST segment depression or ST segment elevation ...

An ST depression is a possible outcome of an electrocardiogram (ECG) test. It can indicate health conditions such as hypokalemia, myocardial ischemia, or a side effect of medications. Doctors may ...

These 12-lead ECG recordings of eight patients show precordial ST-segment depression at the J point followed by peaked, positive T waves. In addition, lead aVR shows slight ST-segment elevation in ...

What are the sensitivity and specificity of computer-generated ECG interpretation? What is the most common reason cardiologists disagree with such interpretation? —Harry Ballantyne, PA-C, Odenton, Md.

Several classic cardiac genetic disorders have been identified from specific electrocardiographic (ECG) patterns. 1-3 Here, we describe five unrelated families, from three different countries, with ...

A rather anxious 23-year-old man attends with palpitations. A careful history suggests simple ectopic beats, perhaps exacerbated by his anxiety. There are no red flags in the history, he is a ...

A doctor may refer to an electrocardiogram as an “ECG” or “EKG.” It uses electrodes to measure the electrical activity of the heart. This can help medical professionals detect heart abnormalities, ...

1 Department of Family Medicine, University of Washington, Seattle, Washington, USA 2 Division of Ciology, University of Washington, Seattle, Washington, USA 3 Division of Ciology, Seattle Children's ...