ECG Basics and Fundamentals: A stepwise approach to ECG interpretation and how to use differential diagnoses to make critical clinical diagnoses

ECG Weekly Workout with Dr. Amal Mattu


A 40-year-old man presents to the ED with altered mental status and appears critically ill. The following ECG is obtained:

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

  1. What is your systematic approach to ECG interpretation?
  2. What ECG abnormalities do you notice?
  3. What is your differential diagnosis and most likely diagnosis?