Anomalous drainage of the great cardiac vein into the le ft atrial appendage: a two-case report
Coronary venous system anomalies are rare cardiac structural variants that are mostly detected incidentally in clinical practice. The great cardiac vein (GCV) normally drains into the coronary sinus via the valve of Vieussens, returning venous blood to the right atrium. Its direct drainage into the left atrial appendag...