Intracardiac short circuit.
D000367:Age Factors; D000368:Aged; D000772:Anesthesia, Local; D001145:Arrhythmias, Cardiac; D006328:Cardiac Catheterization; D002763:Cholecystectomy; D004567:Electrodes, Implanted / Q000009:adverse effects; D004697:Endocarditis, Bacterial; D006339:Heart Rate; D006801:Humans; D008297:Male; D010138:Pacemaker, Artificial / Q000009:adverse effects*; D011183:Postoperative Complications; D013350:Subclavian Vein