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The Taussig-Bing anomaly: long-term results
Friederike Schwarz1, Hedwig-Christine Blaschczok, Nicodème Sinzobahamvya
1Department of Pediatric Thoracic and Cardiovascular Surgery, German Pediatric Heart Centre, Deutsches Kinderherzzentrum, Sankt Augustin, Germany.
Summary
The arterial switch operation (ASO) provides excellent survival for the Taussig-Bing heart (TBH). Long-term outcomes are encouraging, with most patients maintaining good biventricular function and avoiding medication.
Area of Science:
- Pediatric Cardiology
- Congenital Heart Surgery
- Cardiac Surgery Outcomes
Background:
- The Taussig-Bing heart (TBH) is a complex congenital heart defect.
- The arterial switch operation (ASO) is the standard surgical correction for TBH.
- Long-term outcomes following ASO for TBH require further analysis.
Purpose of the Study:
- To analyze the long-term outcomes of the arterial switch operation (ASO) in patients with the Taussig-Bing heart (TBH).
- To evaluate survival rates, reoperation rates, and functional status after ASO for TBH.
Main Methods:
- A retrospective analysis of 44 infants who underwent ASO for TBH between 1986 and 2011.
- Data collected included surgical approach, associated anomalies, and perioperative details.
- Long-term follow-up assessed survival, reoperations, valve function, and overall clinical status.
Main Results:
- Overall survival was 88% at 15 years, with a mean follow-up of 9.2 years.
- Freedom from reoperation was 67% at 15 years, with interventions needed on both outflow tracts.
- Biventricular function was preserved in 95% of patients, and 86% were off medication.
Conclusions:
- ASO offers excellent survival and functional outcomes for the Taussig-Bing heart.
- Complex anatomy in TBH remains a risk factor for long-term morbidity.
- Lifelong surveillance is crucial due to potential for neoaortic regurgitation and dilatation.