Fig. 1From: A rare case of an unexpected trigger of paroxysmal atrial fibrillation in the right atrial appendage diverticulum(A) Echocardiography showing normal diameter and function in all 4 chambers. (B) Twelve-lead ECG showing atrial fibrillation before surgery. (C) Twelve-lead ECG showing that the patient returned to sinus rhythm after surgery. ECG: electrocardiogramBack to article page