Great cardiac vein
The great cardiac vein (left coronary vein) is a vein of the heart. It begins at the apex of the heart and ascends along the anterior interventricular sulcus[1] before joining the oblique vein of the left atrium to form the coronary sinus[2] upon the posterior surface of the heart. AnatomyCourseThe great cardiac vein ascends along the anterior interventricular sulcus[1] to the base of the ventricles.[citation needed] It then curves around the left margin of the heart to reach the posterior surface.[2] FateUpon reaching the posterior surface of the heart,[3] the great cardiac vein merges with the oblique vein of the left atrium to form the coronary sinus.[2][3] At the junction of the great cardiac vein and the coronary sinus, there is typically a valve present. This is the Vieussens valve of the coronary sinus.[2] TributariesThe great cardiac vein receives tributaries from the left atrium and from both ventricles: one, the left marginal vein, is of considerable size, and ascends along the left margin of the heart.[citation needed] ReferencesThis article incorporates text in the public domain from page 642 of the 20th edition of Gray's Anatomy (1918)
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