Bifascicular blocks, trifascicular blocks, electrocardiographic polyuria, and much more!

ECG Weekly Workout with Dr. Amal Mattu


A 65-year-old man presents to the ED chest pain worse with sitting up and exertion. The following ECG is obtained:

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

  1. What ECG abnormalities do you notice?
  2. What is the most likely cause of the ST segment elevation seen?
  3. Would you activate the cath lab?