Which Cardiac Veins Drain Into Coronary Sinus?

Which Cardiac Veins Drain Into Coronary Sinus? The coronary sinus receives drainage from most epicardial ventricular veins, including the oblique vein of the left atrium (and other left and right atrial veins), the great cardiac vein, the posterior vein of the left ventricle, the left marginal vein, and the posterior interventricular vein. Which veins open