Establishing the precise mechanism of cardiac arrhythmias in the electrophysiology
laboratory is one of the main requisites for a successful and safe ablation. The present …

The article discusses the case of a 68-year-old woman with non-ischemic cardiomyopathy
experiencing recurrent sustained wide QRS tachycardia. Through an electrophysiology …

The article presents a case study of a 50-year-old female presented with recurrent
palpitations and QRS tachycardia. Topics include the transformation of a narrow QRS …

Ebstein anomaly (EA) is a congenital heart defect characterized by the apical displacement
and insertion of the septal and posterior tricuspid leaflets inside the right ventricle, which …

2. Discussion The differential diagnosis for the WCT included ventricular tachycardia (VT),
supraventricular tachycardia (SVT) with aberrancy, pre-excited tachycardia, and pacemaker …

The purpose of this chapter is to introduce the reader to key concepts in arrhythmia analysis
during invasive electrophysiology studies. We will provide a survey of pacing maneuvers …

The article presents a case study of 42-year-old male presented with palpitations and a
regular broad complex tachycardia at 220 bpm. The topics discussed include the features of …

The diagnosis of wide complex tachycardia (WCT) has always been a challenge for
clinicians. The differential diagnosis includes ventricular tachycardia (VT), supraventricular …

A case study of a 45-year-old woman with no structural heart disease presented with
recurrent episodes of paroxysmal palpitation. Topics discussed include the tachycardia …

Electrocardiogram showing a regular wide QRS tachycardia with left branch block (LBBB)
like in morphology at 200 beats per minute (bpm). During electrophysiology study, it …