title: An unusual ventricular tachycardia responsive to verapamil.
mesh_terms: D000328:Adult; D000638:Amiodarone / Q000627:therapeutic use; D002037:Bundle-Branch Block / Q000209:etiology / Q000503:physiopathology; D004562:Electrocardiography; D006352:Heart Ventricles; D006801:Humans; D008012:Lidocaine / Q000627:therapeutic use; D008297:Male; D013610:Tachycardia / Q000150:complications / Q000188:drug therapy* / Q000503:physiopathology; D014700:Verapamil / Q000627:therapeutic use*
chemical_list: D008012:Lidocaine; D014700:Verapamil; D000638:Amiodarone