"Floating" pacemaker electrode fracture and separation.
D000368:Aged; D004562:Electrocardiography; D004567:Electrodes, Implanted; D005260:Female; D005471:Fluoroscopy; D005547:Foreign Bodies / Q000150:complications*; D005548:Foreign-Body Migration / Q000150:complications* / Q000000981:diagnostic imaging; D006801:Humans; D010138:Pacemaker, Artificial / Q000009:adverse effects*; D013902:Radiography, Thoracic; D012848:Sinoatrial Block / Q000628:therapy