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Coronary arteries in d-transposition. A necropsy study of reimplantation
British Heart Journal
|November 1, 1977
Insights
Directly reimplanting coronary arteries during d-transposition of the great arteries repair is feasible in only 30% of cases. Feasibility depends on the specific coronary artery pattern, impacting surgical strategies for this complex congenital heart defect.
Area of Science:
- Cardiovascular Surgery
- Pediatric Cardiology
- Congenital Heart Disease
Background:
- Anatomical correction of d-transposition of the great arteries (dTGA) requires careful consideration of coronary artery anatomy.
- The coronary arteries are critical for myocardial perfusion and their management is a key challenge in dTGA repair.
Purpose of the Study:
- To evaluate the feasibility of direct bilateral coronary artery reimplantation in dTGA correction.
- To determine the relationship between coronary artery patterns and the possibility of direct reimplantation.
Main Methods:
- A necropsy study was conducted on 100 cases of d-transposition of the great arteries.
- The study assessed the anatomical possibility of direct bilateral coronary artery reimplantation based on established surgical techniques.
Main Results:
- Direct bilateral coronary artery reimplantation was anatomically feasible in only 30% of the 100 cases studied.
- The feasibility was significantly influenced by the specific pattern of the coronary arteries.
Conclusions:
- Direct bilateral coronary artery reimplantation is not universally feasible in dTGA correction.
- Understanding coronary artery patterns is crucial for planning surgical strategies in dTGA repair.
Abstract:
The coronary arteries are a major concern in anatomical correction of d-transposition of the great arteries. The necropsy study was undertaken to assess the feasibility of direct bilateral reimplantation as described by Fatene et al. This seemed possible in only 30 per cent of 100 cases, and furthermore was related to the type of coronary artery pattern.