Narrow Complex Tachycardias: the importance of careful ECG interpretation after cardioversion for tachyarrhythmia
ECG Weekly Workout with Dr. Amal Mattu
A 15-year-old girl presents is brought to the ED complaining of palpitations and near-syncope. She is found to be tachycardic on arrival and the following ECG is obtained:
Before watching this week’s video, ask yourself these questions:
- What is the most likely underlying rhythm on the initial ECG?
- What is the full ECG interpretation of the repeat ECG after treatment?
- What is the most likely cause of her palpitations?