Atrial Arrhythmias

Case 7 answer

Atrial flutter 2

History:
This ECG was recorded from a 57-year-old man with palpitation.

ECG shows:

  • Typical atrial flutter with variable 2:1-3:1 AV block
        -Atrial rate 200/min, no change in p waves morphologies
        -Overall rhythm irregular, mean ventricular rate 100/min
  • Normal axis, QRS duration, QT for rate
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