Anomalous aortic origin of the left main coronary artery arising from the right coronary sinus with a trans-septal course are rare and pose surgical challenges not addressed by current techniques. Coronary artery bypass grafting, although a plausible solution, has an unacceptably high incidence of graft failure due to competitive flow. We describe a novel transconal approach to effectively unroof the trans-septal left main coronary artery.
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