Fig 1 - uploaded by Bahram Kakavand
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a Top view suggests some form of atrial tachycardia, best seen in leads II and V5. b Bottom view shows spontaneous slowing of the atrioventricular node. The flutter waves are now clearer  

a Top view suggests some form of atrial tachycardia, best seen in leads II and V5. b Bottom view shows spontaneous slowing of the atrioventricular node. The flutter waves are now clearer  

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Elective direct current cardioversion is considered first-line treatment in many cases of atrial flutter and fibrillation. This also is true in the pediatric population. This report describes a case of successful cardioversion that resulted in a very prolonged electrical quiescence.