…death (SCD), Brugada syndrome (BrS) has evolved from an obscure electrocardiographic curiosity into a major focus of contemporary cardiac electrophysiology [1] . Recognized as a primary…

…segment is the baseline. Refer to Figure 1 . The QRS complex The QRS complex reflects the depolarization (activation, contraction) of the ventricles. Although it may…

…larger (ventricular volume and muscle mass) than the right ventricle. Refer to Figure 1 . Figure 1. Cross sectional view of ventricular wall thickness in children…

…larger (ventricular volume and muscle mass) than the right ventricle. Refer to Figure 1 . Figure 1. Cross sectional view of ventricular wall thickness in children…

…the coordinate system where the green area displays the range of the normal heart axis. Figure 1. The electrical axis of the heart (heart axis)…

…Introduction to ECG interpretation The electrical axis of the heart (heart axis) Although often ignored, assessment of the electrical axis is an integral part of…

ECG Introduction to ECG interpretation The QRS complex (ventricular complex): normal and abnormal configurations and intervals A complete QRS complex consists of a Q , R…

…segment as the baseline. Refer to Figure 1 . The QRS complex The QRS complex represents the depolarization (activation) of the ventricles. It is always referred…

…it is activated and contracts. Figure 1 illustrates the sinus node and the components of the conduction system. Figure 1. The sinus node and the…

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…