ECG Basics & Fundamentals: causes of prolonged ST segment

ECG Weekly Workout with Dr. Amal Mattu


A 54-year-old woman presents to the emergency department with generalized weakness and nausea. She is tachycardic but otherwise has normal vital signs. The following ECG was obtained:

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

  1. What ECG abnormalities do you notice?
  2. What interval is abnormally long?
  3. What is the most likely etiology of her symptoms based on this ECG?