Left-Sided Reoperations After Arterial Switch Operation: A European Multicenter Study

Vladimiro L Vida, Lorenza Zanotto, Lucia Zanotto, Giovanni Stellin, Massimo Padalino, Georges Sarris, Eleftherios Protopapas, Carol Prospero, Christian Pizarro, Edward Woodford, Thomas Tlaskal, Hakan Berggren, Martin Kostolny, Ikenna Omeje, Boulos Asfour, Alexander Kadner, Thierry Carrel, Paul H Schoof, Matej Nosal, Josè FragataMichał Kozłowski, Bohdan Maruszewski, Luca A Vricella, Duke E Cameron, Vladimir Sojak, Mark G. Hazekamp, Jukka Salminen, Ilkka P Mattila, Julie Cleuziou, Patrick O Myers, Viktor Hraska,

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

BACKGROUND: We sought to report the frequency, types, and outcomes of left-sided reoperations (LSRs) after an arterial switch operation (ASO) for patients with D-transposition of the great arteries (D-TGA) and double-outlet right ventricle (DORV) TGA-type.

METHODS: Seventeen centers belonging to the European Congenital Heart Surgeons Association (ECHSA) contributed to data collection. We included 111 patients who underwent LSRs after 7,951 ASOs (1.4%) between January 1975 and December 2010. Original diagnoses included D-TGA (n = 99) and DORV TGA-type (n = 12). Main indications for LSR were neoaortic valve insufficiency (n = 52 [47%]) and coronary artery problems (CAPs) (n = 21 [19%]).

RESULTS: Median age at reoperation was 8.2 years (interquartile range [IQR], 2.9-14 years). Seven patients died early after LSRs (6.3%); 4 patients with D-TGA (5.9%) and 3 patients with DORV TGA-type (25%) (p = 0.02). Median age at last follow-up was 16.1 years (IQR, 9.9-21.8 years). Seventeen patients (16%) required another reoperation, which was more frequent in patients with DORV- TGA type (4 of 9 [45%]) than in patients with D-TGA (13 of 95 [14%]). Late death occurred in 4 patients (4 of 104 [3.8%]). The majority of survivors were asymptomatic at last clinical examination (84 of 100 [84%]).

CONCLUSIONS: Reoperations for residual LSRs are infrequent but may become necessary late after an ASO, predominantly for neoaortic valve insufficiency and CAPs. Risk at reoperation is not negligible, and DORV TGA-type anatomy, as well as procedures on the coronary arteries, were significantly associated with a higher morbidity and a lower overall survival. Recurrent reoperations after LSRs may be required.

Original languageEnglish
Pages (from-to)899-906
Number of pages8
JournalAnnals of Thoracic Surgery
Volume104
Issue number3
DOIs
Publication statusPublished - Sept 2017

Keywords

  • Adolescent
  • Aortic Valve Insufficiency
  • Arterial Switch Operation
  • Child
  • Child, Preschool
  • Double Outlet Right Ventricle
  • Europe
  • Female
  • Follow-Up Studies
  • Humans
  • Incidence
  • Infant
  • Journal Article
  • Male
  • Multicenter Study
  • Postoperative Complications
  • Prognosis
  • Reoperation
  • Retrospective Studies
  • Risk Factors
  • Survival Rate
  • Transposition of Great Vessels

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