posterior vein of the left ventricle posterior vein of the left ventricle the posterior vein of the left ventricle runs on the diaphragmatic surface of the left ventricle to the coronary sinus, but may end in the great cardiac vein. posterior vein of the left ventriclebase and diaphragmatic surface of heart. (posterior vein of the left ventricle labeled at lower left.)detailsidentifierslatinvena ventriculi sinistri posteriorta98a12.3.01.006ta24162fma4712anatomical terminology