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Arch Gerontol Geriatr. 1996 Nov-Dec;23(3):337-45. doi: 10.1016/s0167-4943(96)00740-6.

Dual chamber pacing in the treatment of congestive heart failure.

Archives of gerontology and geriatrics

G Saccomanno, A Fraticelli, M Marini, G Urbano, E Paciaroni

Affiliations

  1. Cardiology Department, I.N.R.C.A. - I.R.C.C.S., Via della Montagnola, 164, I-60131 Ancona AN, Italy.

PMID: 15374153 DOI: 10.1016/s0167-4943(96)00740-6

Abstract

The present work reviews current literature and the authors' experience of dual chamber pacing in the treatment of patients with congestive heart failure (CHF). In these patients, the atrial contribution to ventricular filling may be less than optimal, especially in the presence of first degree atrioventricular block or mitral insufficiency, both of which are common in the elderly subject with CHF. Dual chamber pacing with short atrioventricular delays has proved effective in enhancing ventricular filling and, in selected cases, cardiac output, with improvement in clinical and instrumental parameters of heart failure. However, for an appropriate atrioventricular synchronization of the left chambers during pacing, the interatrial conduction time must be considered, to avoid atrial contraction against a closed mitral valve. Thus, dual chamber pacing may be a treatment option for CHF that fails to respond to medical therapy.

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