Fontan-related morbidity and paced QRS duration: A case series

John F. Keaney, M. Abigail Simmons, Robert W. Elder, Cheyenne M. Beach

Research output: Contribution to journalArticlepeer-review

Abstract

Permanent pacemakers have been associated with Fontan-related morbidity and mortality. Longer QRS duration and QRS prolongation over time may be associated with poorer outcomes in Fontans patients. We present a series of eleven Fontan patients with ventricular pacing on serial electrocardiograms (ECGs), including seven with Fontan-related morbidity. Paced QRS duration increased over time in nearly all patients, with several having extremely long QRS durations at the end of the follow-up period. We explore the role that paced QRS duration may play in Fontan-related morbidity and mortality and its potential as a therapeutic target for patient management.

Original languageEnglish (US)
Article number101641
JournalProgress in Pediatric cardiology
Volume69
DOIs
StatePublished - Jun 2023
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2023 Elsevier B.V.

Keywords

  • Congenital heart disease
  • Fontan-related morbidity
  • Pacemaker
  • QRS duration
  • Single ventricle

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