Normal ECG waveforms The ECG is a graphical representation of the heart’s electrical activity, plotting its voltage on a vertical axis against time on a horizontal axis. It is recorded onto ECG paper, ...

An electrocardiogram (ECG) is a common heart health test, but a normal result doesn't guarantee a healthy heart. The electrical system is measured by ECG, but it cannot detect blockages or structural ...

The correct diagnosis is normal sinus rhythm, Osborn waves, also called J waves (Figure 2). The rhythm is regular at a rate of 60 bpm. There is a P wave before each QRS complex (+) with a stable PR ...

Background Interpretation of the athlete’s ECG is based on differentiation between benign ECG changes and potentially pathological abnormalities. The aim of the study was to compare the 2010 European ...

A specialist tells how to interpret subtle changes on the ECG, including those caused by two life-threatening syndromes you might otherwise miss. Reading ECGs is like learning to appreciate art—it is ...

If it’s important that an ECG is done, it’s important that it’s legible. Asking patients to hold their breath for a couple of seconds can help, or if fine tremor is a problem, try moving the limb ...