Bradyarrhythmias: differentiation of Mobitz and other atrioventricular (AV) blocks

ECG Weekly Workout with Dr. Amal Mattu


An 83-year-old woman is brought into the ED with lightheadedness and is noted to be bradycardic. The following ECG is obtained: 

Before watching the video, look closely at this ECG and ask yourself:

  1. What is the heart rate and rhythm?
  2. What is your full ECG interpretation?
  3. Would you manage this patient?