Wide Complex Tachycardias: when administering the wrong medication can cause a “clean kill”

ECG Weekly Workout with Dr. Amal Mattu


A young patient is brought to the ED complaining of palpitations and mild shortness of breath. The patient does not appear acutely unstable. The following ECG is obtained:

Before watching this week’s video, ask yourself these questions:

    1. What ECG abnormalities do you notice?
    2. What is the most likely underlying rhythm on the initial ECG?
    3. What medication would you use to treat this patient?
    4. What would you do if your first line treatment does not work?