title: Ventricular parasystole with reentry in the AV node.
mesh_terms: D001146:Arrhythmia, Sinus / Q000175:diagnosis* / Q000188:drug therapy / Q000503:physiopathology; D004562:Electrocardiography; D006325:Heart Atria / Q000503:physiopathology; D006326:Heart Auscultation; D006329:Heart Conduction System / Q000503:physiopathology; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D008012:Lidocaine / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D012849:Sinoatrial Node / Q000503:physiopathology*
chemical_list: D008012:Lidocaine