AV Block Bootcamp (Episode 1/3): differential diagnoses for non-conducted P waves, what you need to know to clinch the diagnosis!

ECG Weekly Workout with Dr. Amal Mattu


A 78-year-old female presents to the ED with lightheadedness and bradycardia. The following ECG is obtained:

This week we begin our AV block bootcamp with a thorough review of the differential for non-conducted P waves to simplify your approach to AV blocks, before hammering home teaching points with several cases next week. Before watching this week’s video, look closely at the ECG and ask yourself these questions:

  1. How comfortable are you with the diagnosis and treatment of AV blocks?
  2. What type of AV blocks require permanent pacemaker placement?
  3. What is your diagnosis and recommended treatment?