1 MCQs in Medicine for NEET PG
A 28-year-old male presents with recurrent episodes of palpitations and syncope. A 12-lead ECG during tachycardia shows a wide-complex rhythm with RBBB morphology and left axis deviation (superior axis). Transthoracic echocardiography is normal. The rhythm shown in the diagram is marked as **B**. Which of the following statements best characterizes the electrophysiological mechanism underlying this arrhythmia?
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