The date of death is not available at the time of this report; as there is no indication of specific serial number/patient information.Medtronic cryocath was made aware of this event through a search of literature publications.It was not possible to ascertain specific device information from the literature publication or to match the event with previously reported events.This information is based entirely on journal literature.All information provided is included in this report.Patient information is limited due to confidentiality concerns.Since no device id was provided, it is unknown if this event has been previously reported.Referenced article: atrioesophageal fistula complicating cryoballoon pulmonary vein isolation for paroxysmal atrial fibrillation.Circulation: arrhythmia and electrophysiology.2014;25(7): 787-792.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.
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The literature publication reported that three days after a cryo ablation procedure, a patient experienced a sensation of "sticking" when swallowing that had resolved with medication.Two weeks after the procedure, the patient presented to the emergency room with fever, rigors, fatigue and palpations.Also, the patient had a neurological event with weakness of the right arm, facial dropping and slurred speech that resolved.The patient was transferred to the intensive unit in which their symptoms improved but did not completely resolve.A magnetic resonance imaging (mri) was completed, that revealed an acute infarction to the left frontoparietal region.An atrial esophageal fistula was suspected.A computerized tomography (ct) and electrocardiogram (ecg) scan were performed and air or micro bubbles were observed in the left atrium.Emergency surgery was conducted and a two millimeter fistula was located and repaired between the anterior esophagus and posterior left atrium near the left inferior pulmonary vein (pv).The patient left the operating room in a hemodynamically stable condition and a sepsis due to streptococcus constellatus resolved with antibiotics.A follow up ct scan was conducted and ischemic strokes were observed with a smaller right occipital stroke.It was noted that the patient made no meaningful neurological recovery and the patient's family decided to withdraw support.The patient expired two days later.An autopsy revealed no underlying esophageal disease with an intact repair of the fistula.
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