Atrioesophageal fistula after percutaneous transcatheter ablation of atrial fibrillation.

A 45-year-old white man presented to the emergency department because of fever and fluctuating neurological symptoms including weakness and sensory loss of the right limbs. Six weeks before admittance, the patient had undergone percutaneous transcatheter ablation of drug-refractory atrial fibrillation. Laboratory examination showed markedly elevated white cell count and inflammatory markers, as well as moderately increased cardiac troponin T; however, no chest pain or gastrointestinal symptoms were reported, and the ECG was normal. Computed tomography (CT) scan of the chest revealed a fistula between the …