His bundle electrograms.
D000368:Aged; D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D002037:Bundle-Branch Block / Q000175:diagnosis / Q000209:etiology; D006328:Cardiac Catheterization; D002908:Chronic Disease; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000175:diagnosis / Q000188:drug therapy; D006329:Heart Conduction System; D006801:Humans; D008012:Lidocaine / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000150:complications; D011379:Prognosis; D013610:Tachycardia / Q000175:diagnosis
D008012:Lidocaine