PMC8515384_01
Left temporal electrographic seizure with EKG showing transition from normal sinus rhythm to atrial fibrillation indicated by an arrow.
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About 12 seconds into the electrographic seizure, the patient developed atrial fibrillation with a rapid ventricular response of 150 beats per minute (bpm) (Fig. 1).
End of seizure with persistent atrial fibrillation.
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The atrial fibrillation persisted after the end of the seizure (Fig. 2).
EKG in chronological order: the top 2 EKGs showing Atrial fibrillation followed by normal sinus rhythm in the 3rd EKG.
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After 18 hours, the patient converted to normal sinus rhythm (Fig. 3).