Myopotential inhibition of ventricular synchronous pacemaker.
D000368:Aged; D001145:Arrhythmias, Cardiac / Q000175:diagnosis / Q000209:etiology*; D004560:Electricity; D004562:Electrocardiography; D006801:Humans; D008297:Male; D010138:Pacemaker, Artificial / Q000009:adverse effects*; D013575:Syncope / Q000209:etiology