Rhythm Interpretation: atrial tachyarrhythmia review part 1/2

ECG Weekly Workout with Dr. Amal Mattu


A 40-year-old woman is brought into the ED with palpitations and chest discomfort. She is noted to be tachycardic on arrival. Treatment is started with IV fluids for sinus tachycardia. The following ECG was obtained:

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

  1. What is the heart rate and rhythm?
  2. How would you treat this rhythm?