Differential Diagnoses: life threatening causes of syncope

ECG Weekly Workout with Dr. Amal Mattu


A 31-year-old woman presents to the ED after a syncopal episode. She reports feeling palpations daily for the past 1-2 weeks, but is now asymptomatic and well appearing. The following ECG is obtained:

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

  1. What life threatening causes of syncope can be diagnosed with an ECG?
  2. What ECG abnormalities do you notice that could explain this patient’s syncopal episodes?
  3. What is the next best step in making a definitive diagnosis?