…VT : VT with beat to beat variations in QRS morphology. Bidirectional VT : VT with alternating QRS axis. Occurs in CPVT (catecholaminergic polymorphic VT) or digitalis…

…VT : VT with beat to beat variations in QRS morphology. Bidirectional VT : VT with alternating QRS axis. Occurs in CPVT (catecholaminergic polymorphic VT) or digitalis…

…In LQT3 patients, where arrhythmias often occur at rest due to late sodium current augmentation, the sodium channel blocker mexiletine has demonstrated efficacy in shortening…

…In LQT3 patients, where arrhythmias often occur at rest due to late sodium current augmentation, the sodium channel blocker mexiletine has demonstrated efficacy in shortening…

…inotropic and vasodilatory effects. The drug exerts its effects through three pharmacological mechanisms: (1) augmentation of myocardial contractility via calcium sensitization of troponin C; (2…

…coronary syndromes, particularly ST elevation myocardial infarction (STEMI), ischemic injury can disrupt the conduction system at any level, producing atrioventricular (AV) or intraventricular blocks. Isolated…