Overview
Anomalous aortic origin of a coronary artery (AAOCA) is a congenital cardiovascular anomaly where a coronary artery arises from the aorta rather than the left coronary sinus, potentially leading to ischemia or sudden cardiac events 1.Diagnosis
Echocardiography is essential for initial detection and assessment of coronary artery anatomy 1.
Cardiac MRI or CT angiography provides detailed anatomical information and is recommended for definitive diagnosis 1.
Coronary angiography may be necessary for surgical planning, especially in complex cases 1.Management
Surgical intervention is the primary treatment, typically involving unroofing of the intramural segment of the anomalous artery 1.
Excellent outcomes are reported with low early and late mortality rates (0% and 0.1%, respectively) 1.
Concerns exist regarding long-term durability of surgical repair, particularly regarding aortic regurgitation 1.Special Populations
Pediatrics: Surgical management yields excellent results with minimal mortality in children and adolescents 1.
No specific recommendations provided for pregnancy, elderly populations, or comorbidities related to AAOCA in the given abstracts 1.Key Recommendations
Surgical repair, primarily unroofing, is recommended for symptomatic or high-risk asymptomatic patients with AAOCA (Evidence: Strong 1).
Close follow-up is necessary to monitor for potential long-term complications such as aortic regurgitation (Evidence: Moderate 1).
Echocardiography should be the initial diagnostic tool, with advanced imaging (MRI/CT angiography) reserved for detailed anatomical assessment (Evidence: Moderate 1).References
1 Ponzoni M, Frigo AC, Padalino MA. Surgery for Anomalous Aortic Origin of a Coronary Artery (AAOCA) in Children and Adolescents: A Meta-Analysis. World journal for pediatric & congenital heart surgery 2022. link