Aberrant left main coronary artery (ALMCA) arising from the right sinus with interarterial course
Dyspnea and mild chest pain on exertion. Routine echocardiogram performed by pediatric cardiologist raised suspicion of coronary anomaly.
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Left main artery arising from the right anterior sinus (ALMCA) with an interarterial course; mild stenosis is seen along its entire course between pulmonary trunk and aorta. The common left main artery then trifurcates into a left marginal artery, the anterior interventricular artery, and the circumflex artery.
Right coronary dominance.