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Updated: Sep 14, 2026
Implantation of Total Artificial Heart in Congenital Heart Disease
Published on: July 18, 2014
Congenital cardiac defects; indications for surgical repair
Insights
Determining optimal surgical timing for congenital heart defects is crucial. While some repairs are delayed, early intervention is vital for severe cases, guided by diagnostic studies.
Area of Science:
- Pediatric Cardiology
- Congenital Heart Surgery
- Pediatric Cardiac Interventions
Background:
- Optimal timing for surgical repair of congenital heart defects remains debated.
- General preference exists to delay elective surgeries until after 18 months of age.
- Specific defect types have varying optimal intervention windows.
Purpose of the Study:
- To review and discuss the established and recommended optimal ages for surgical repair of various congenital heart defects.
- To highlight the importance of individualized assessment based on defect severity and patient condition.
- To emphasize the role of diagnostic studies in determining surgical urgency.
Main Methods:
- Review of current literature and clinical practices regarding surgical timing for congenital heart defects.
- Analysis of factors influencing the decision for early versus delayed surgical intervention.
- Case-based discussion of specific conditions like septal defects, valve stenosis, coarctation of the aorta, and tetralogy of Fallot.
Main Results:
- Septal defect closure is typically recommended between three to five years of age.
- Aortic or pulmonic valve stenosis repair depends on obstruction severity, not age.
- Early intervention for coarctation of the aorta is advised in cases of severe hypertension, cardiomegaly, or cardiac failure.
- Tetralogy of Fallot repair timing is generally delayed, but palliative or corrective surgery is offered early for severe symptoms.
- Approximately one-third of patients required surgery before 18 months of age.
Conclusions:
- Surgical timing for congenital heart defects must be individualized, balancing defect severity, patient condition, and surgical risk.
- Early diagnostic studies are essential for identifying infants requiring intervention in early infancy.
- While elective repairs may be delayed, emergent situations necessitate prompt surgical management.
Abstract:
The optimum ages for the operative repair of the various congenital defects have not as yet been definitely established. With certain exceptions, it has generally been the authors' preference to delay elective operations until after the age of 18 months. In the usual case, the optimum age for the closure of septal defects is believed to be three to five years. Operative relief of stenosis of the aortic or pulmonic valves, however, is related entirely to the extent of the obstruction, age not being a factor. Although the surgical treatment of coarctation of the aorta is probably best delayed beyond the period of infancy, it is the authors' belief that in the presence of extreme hypertension, cardiomegaly or cardiac failure, early resection of the aortic block should be accomplished. As to the treatment of tetralogy of Fallot, the authors' policy is to delay operation until such time as definitive repair becomes less hazardous. Patients with severe symptoms, however, are given the benefit of some form of operative relief as soon as possible. Whether this is palliative or corrective depends upon the characteristics of the individual case. Definitive diagnostic studies are of great aid in assessing the urgency of operative intervention. The fact that approximately one-third of the patients dealt with required operation at less than 18 months of age suggests that, in selected cases, these studies should be performed early in infancy.
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