Prognostic Value of Programmed Electrical Stimulation in Brugada Syndrome: 20 Years Experience

Juan Sieira, Giulio Conte, Giuseppe Ciconte, Carlo De Asmundis, Gian-Battista Chierchia, Giannis Baltogiannis, Giacomo Di Giovanni, Yukio Saitoh, Ghazala Irfan, Ruben Casado-Arroyo, Justo Juliá, Mark La Meir, Francis Wellens, Kristel Wauters, Sophie Van Malderen, Gudrun Pappaert, Pedro Brugada

Research output: Contribution to journalArticlepeer-review

96 Citations (Scopus)

Abstract

BACKGROUND: -The prognostic value of electrophysiological investigations in individuals with Brugada syndrome remains controversial. Different groups have published contradictory data. Long-term follow up is needed to clarify this issue.

METHODS AND RESULTS: -Patients presenting with spontaneous or drug-induced Brugada type I electrocardiogram (ECG) and in whom PES was performed at our institution were considered eligible for this study. A total of 403 consecutive patients (235 males, 58.2%; mean age: 43.2±16.2 years) were included. VA during PES were induced in 73 (18.1%) patients. After a mean follow-up time of 74.3±57.3 months, (median 57.3), 25 arrhythmic events occurred (16 in the inducible group and 9 in the non inducible). VA inducibility presented a hazard ratio for events of 8.3 (95% CI 3.6 - 19.4), p<0.01.

CONCLUSIONS: -Programmed ventricular stimulation of the heart is a good predictor of outcome in individuals with Brugada syndrome. It might be of special value to guide further management when performed in asymptomatic individuals. The over- all accuracy of the test makes it a suitable screening tool to reassure non-inducible asymptomatic individuals.

Original languageEnglish
Pages (from-to)777-784
Number of pages <span style="color:red"p> <font size="1.5"> ✽ </span> </font>8
JournalCirculation: Arrhythmia and Electrophysiology
Volume8
Issue number4
Early online date22 Apr 2015
DOIs
Publication statusPublished - 22 Aug 2015

Keywords

  • arrhythmias
  • Brugada syndrome
  • cardiac
  • electrophysiology
  • prognosis
  • implantable cardioverter defibrillator
  • ajmaline
  • flecainide
  • procainamide
  • acute heart infarction
  • adolescent
  • adult
  • aged
  • article
  • atrial fibrillation
  • cardiogenic shock
  • cause of death
  • child
  • device infection
  • ECG abnormality
  • electrocardiogram
  • electrostimulation
  • event free survival
  • faintness
  • female
  • follow up
  • heart electrophysiology
  • heart rupture
  • heart stimulation
  • heart supraventricular arrhythmia
  • heart ventricle arrhythmia
  • heart ventricle extrasystole
  • human
  • lead dislocation
  • lead fracture
  • major clinical study
  • male
  • medical device complication
  • pacemaker implantation
  • predictive value
  • priority journal
  • programmed electrical stimulation
  • prospective study
  • pulse generator migration
  • QT prolongation
  • second degree atrioventricular block
  • septic shock
  • sinus node disease
  • sinus tachycardia
  • ST segment elevation
  • T wave
  • very elderly

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