Potpourri of cases: critical electrolyte abnormalities, clumped or grouped beats, and so much more!

ECG Weekly Workout with Dr. Amal Mattu


 A 73-year-old man presented to the ED with chest pain and is noted to be hypotensive (95/45). The following ECG was 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 hypotension based on this ECG?
  3. What medications should you avoid when treating this patient?