Fig. 4From: Bleeding sites and treatment strategies for cardiac tamponade by catheter ablation requiring thoracotomy: risks of catheter ablation in patients with left atrial diverticulumCase 3. a: Bleeding point of a left atrium diverticulum. b,c: Perioperative computed tomography showing a left atrial diverticulum (red arrow). b: Anterior left atrium, c: Posterior atriumBack to article page