Fig. 3From: A rare case of an unexpected trigger of paroxysmal atrial fibrillation in the right atrial appendage diverticulum(A) Selective angiography showing a smooth sac-like abnormal structure in the right atrial free wall with no commissural muscle showing (red arrow). (B&C) CTA and TEE showing a diverticulum originating from the right atrial appendage (red arrow). CTA: computed tomography angiography; TEE: Transesophageal echocardiographyBack to article page