Differential Diagnoses: ST segment elevation in aVR

ECG Weekly Workout with Dr. Amal Mattu


A 53-year-old man presents to the emergency department with syncope. The patient reports abrupt onset of severe, sharp chest/thoracic pain prior to the syncopal episode. The following ECG was obtained at triage:

Before watching this week’s video, ask yourself these questions:

  1. What ECG abnormalities do you notice?
  2. What is the most likely etiology of symptoms?
  3. Would you activate the cath lab and/or treat with antiplatelet/anticoagulant medications?