title: Complex railroad track appearance on interval plot for an implantable cardioverter defibrillator shock episode: what is the mechanism?
authors.affiliation: Cardiac Arrhythmia and Electrophysiology Unit, Department of Cardiology, Hospital Virgen de la Salud, Toledo, Spain.
authors.forename: Finn
authors.initials: F
authors.lastname: Akerström
authors.forename: Miguel A
authors.initials: MA
authors.lastname: Arias
authors.forename: Marta
authors.initials: M
authors.lastname: Pachón
authors.forename: Kenneth A
authors.initials: KA
authors.lastname: Ellenbogen
mesh_terms: D000369:Aged, 80 and over; D017147:Defibrillators, Implantable / Q000639:trends*; D004562:Electrocardiography / Q000639:trends*; D006801:Humans; D008297:Male; D017180:Tachycardia, Ventricular / Q000175:diagnosis* / Q000503:physiopathology*
keywords: ICD shock; cardiomyopathy; implantable cardioverter defibrillator; pacemaker; ventricular tachycardia