Anomalous coronary artery from the wrong sinus of Valsalva: a physiologic repair strategy
Nelson Alphonso1, Petros V Anagnostopoulos, Lars Nölke
1Pediatric Heart Center, UCSF Children's Hospital, University of California San Francisco, San Francisco, California 94143, USA.
Insights
Surgical repair of anomalous coronary arteries originating from the wrong aortic sinus effectively prevents myocardial ischemia. This innovative approach combines patch angioplasty and pulmonary artery translocation for improved patient outcomes.
Area of Science:
- Cardiovascular Surgery
- Congenital Heart Disease
- Interventional Cardiology
Background:
- Anomalous coronary artery origin from the incorrect aortic sinus can lead to serious cardiac events.
- Proximity of the aberrant artery between the aorta and pulmonary artery poses a risk of compression and ischemia.
Purpose of the Study:
- To evaluate the efficacy of a combined surgical technique for anomalous coronary arteries.
- To address myocardial ischemia in symptomatic patients with this congenital heart defect.
Main Methods:
- Surgical repair in 5 symptomatic patients using patch angioplasty with autologous pericardium.
- Pulmonary artery translocation performed when the coronary artery coursed between the aorta and pulmonary artery to relieve compression.
Main Results:
- All 5 patients experienced successful recovery with no recurrence of myocardial ischemia.
- The surgical intervention effectively resolved symptoms such as chest pain, dyspnea, and syncope.
Conclusions:
- Combined coronary artery angioplasty and pulmonary artery translocation is an effective treatment for anomalous coronary arteries.
- This strategy addresses the mechanisms causing ischemia, offering a viable solution for affected patients.
Background:
A coronary artery arising from the wrong aortic sinus, with or without a proximal course between the aorta and the pulmonary artery, may predispose to myocardial ischemia, myocardial infarction, or sudden death.
Methods:
We repaired this lesion in 5 symptomatic patients, all of whom had experienced exercise-related chest pain, dyspnea, or syncopal episodes. All patients underwent patch angioplasty of the proximal anomalous coronary artery with glutaraldehyde-treated autologous pericardium. When the coronary artery coursed between the aorta and the main pulmonary artery, the main pulmonary artery was translocated toward the left pulmonary artery to create additional space and prevent compression.
Results:
All patients recovered well and to date have demonstrated no evidence of recurrent myocardial ischemia.
Conclusions:
The combination of coronary artery angioplasty and translocation of the pulmonary artery seems to effectively address all the mechanisms that can generate ischemia.
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