Literature Review: ST segment elevation after syncope and cardiac arrest

Emergency Cardiology Literature Review & Updates with Dr. Amal Mattu


A 22-year-old man with no known significant PMHx presents after syncope. He is asymptomatic on arrival with normal vital signs. History and physical exam is non-diagnostic. While an ECG is being obtained, he loses consciousness and goes into polymorphic ventricular tachycardia. The following ECG is obtained after successful defibrillation:

Before watching the video, look closely at this ECG and ask yourself:

    1. What is the most likely diagnosis?
    2. Would you activate the cath lab?