EMS ECGs: regular and irregular narrow complex tachycardias, junctional rhythms, the ECG in LVAD patients, and more!

Baltimore City EMS Cases with Dr. Amal Mattu


A 62-year-old man is found unresponsive at home. The following EMS 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 the most likely cause of the ECG abnormalities seen?