Inherited Cardiac Arrhythmia Syndromes: Focus on Molecular Mechanisms Underlying TRPM4 Channelopathies

Figure 3

Schematic representation of ventricular action potentials and related ECG signals. (a, b) Normal and prolonged ventricular action potential and it related QT interval. (c) Schematic representation of ECG recording presenting the onset of Torsades de Pointes in a patient with long QT syndrome. Adapted from [77].