title: Double ventricular parasystole associated with atrial fibrillation.
abstract: The case of a 75-year-old man with acute myocardial infarction is presented. Two ventricular parasystolic foci, one in the right bundle branch, the other in the left bundle branch system were demonstrated with the aid of a His bundle recording, in the presence of atrial fibrillation.
mesh_terms: D000368:Aged; D001145:Arrhythmias, Cardiac / Q000503:physiopathology; D001281:Atrial Fibrillation / Q000503:physiopathology; D003327:Coronary Disease / Q000150:complications; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D008297:Male; D009203:Myocardial Infarction / Q000150:complications