During a atrial fibrillation ablation procedure, a pericardial effusion occurred.Following transseptal puncture, a contact therapy cool path duo ablation catheter was advanced into the left atrium and ablation was initiated around the ostia of the pulmonary veins.While navigating the catheter, it was noted the tip of the catheter appeared outside the anatomy of the left atrium and the patient became hypotensive.An ice catheter revealed a cardiac tamponade, for which a pericardiocentesis was performed to stabilize the patient.The patient is currently in good health.There were no performance issues with the ablation catheter.
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