Guaragna RF, Barbato G, Bracchetti D. Ospedale Maggiore, Bologna. G Ital Cardiol 1988 Feb;18(2):160-2. The authors describe a case of ventricular fibrillation occasionally induced by high rate transesophageal pacing, performed to treat an atrial flutter. They conclude that, although this technique is generally safe and well tolerated, it must be performed exclusively where an intensive care can be provided.