Bradyarrhythmia and Cardiac Pacemaker Therapy in The Elderly
Aging is associated with progressive fibrosis of the sinoatrial node and AV conduction system, resulting in bradycardia, which may be further exacerbated by disease and medications, resulting in symptoms requiring permanent pacemaker implantation. More than 80% of pacemaker recipients in the United States are older than 65 years, and the median age is 75 years. As the population ages, it is anticipated that the number of older persons requiring permanent cardiac pacemakers, as well as the associated costs, will continue to rise. (more…)








