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Hybrid stenting for left ventricular outflow tract obstruction in congenitally corrected transposition of the great

Steven L Rathgeber1, Sanjiv K Gandhi2, Kevin C Harris1

  • 11Department of Pediatrics,Division of Cardiology,University of British Columbia,Vancouver,Canada.

Cardiology in the Young
|December 13, 2016
PubMed

Insights

Congenitally corrected transposition of the great arteries often involves left ventricular outflow tract obstruction. A hybrid procedure successfully stented this obstruction in a patient with a history of surgical repair, showing sustained results for 3 years.

Area of Science:

  • Cardiovascular Surgery
  • Pediatric Cardiology
  • Congenital Heart Disease

Background:

  • Congenitally corrected transposition of the great arteries (ccTGA) frequently presents with left ventricular outflow tract obstruction (LVOTO).
  • Surgical ventricular septal defect (VSD) repair can be a precursor to recurrent LVOTO in ccTGA patients.

Observation:

  • A case of ccTGA with prior VSD repair experienced recurrent LVOTO.
  • This patient required intervention to address the worsening obstruction.

Findings:

  • A hybrid procedure involving stenting of the left ventricular outflow tract was performed.
  • The intervention was technically successful, relieving the obstruction.

Implications:

  • This hybrid approach offers a viable solution for recurrent LVOTO in complex ccTGA cases.
  • Sustained success without re-intervention for 3 years suggests long-term efficacy.
  • This case highlights an effective management strategy for a challenging congenital heart defect complication.

Keywords:
Hybridcongenitally corrected transposition of the great arteriesleft ventricular outflow tract obstructionstent

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