Articles & courses

ArticlesShow all 34
Introduction to exercise stress testing (treadmill test, exercise ECG)

…limiting determinants of exercise capacity. These parameters offer diagnostic and prognostic information which can only be obtained during physical exercise. Independent of other traditional risk…

Brugada Syndrome: Diagnosis & SCD Prevention

…elevation, and sudden cardiac death (SCD), Brugada syndrome (BrS) has evolved from an obscure electrocardiographic curiosity into a major focus of contemporary cardiac electrophysiology [1] …

The ECG leads: Electrodes, limb leads, chest (precordial) leads and the 12-Lead ECG

…leads, as the diagnosis can often be established by examining fewer leads. On the other hand, for the purpose of diagnosing morphological changes (e.g…

Overview of the ECG Waves, Deflections, Intervals, Durations

…segment starts. The T wave The T wave reflects the rapid repolarization (recovery) of the myocardium and T wave changes occur in numerous conditions. T…

The electrical axis of the heart (ECG axis)

…in I and aVL as well as qR complex in III and aVF (with QRS duration <0.12 seconds), provided that other causes of right…

The electrical axis of the heart (heart axis): ECG & physiology

…in I and aVL as well as qR complex in III and aVF (with QRS duration <0.12 seconds), provided that other causes of right…

Introduction to cardiac arrest

…regular wards and rehabilitation facilities. Depending on the cause of the arrest, other units may be critical (e.g. trauma unit). Careful and evidence based…

The Cabrera format of the 12-lead ECG and inverted lead aVR

ECG Introduction to ECG interpretation Standard display of ECG leads in the 12 lead ECG Numerous conditions that can be diagnosed using the 12 lead…

The T-wave: physiology, variants and ECG features

…must be differentiated from hyperacute T waves seen in the very early phase of myocardial ischemia. Hyperacute T waves are broad based, high and symmetric…

The ST segment: physiology, normal appearance, ST depression & ST elevation

…Elsevier 2010 ). At the time of J 60 and J 80, there is minimal chance that there are any electrical potential differences in the myocardium…

Media

No matches.

Tests

No matches.

Tools