[terminal portion of the great cardiac vein, which lies in the coronary sulcus between the left atrium and ventricle, and empties in the right atrium between the orifice of the inferior vena cava and the atrioventricular orifice. ( CSP )]
UMLS (CSP) C0456944 - Body Part, Organ, or Organ Component
Relation/PAR: coronary vessel