left circumflex artery


left circumflex artery

Abbreviation: LCx
An artery that branches from the left main coronary artery and runs to the left, in the atrioventricular groove, i.e., the coronary sulcus, around the lateral and posterior sides of the heart. It supplies blood to portions of the left ventricle and left atrium. Synonym: circumflex coronary artery; left circumflex coronary artery See: heart (The heart) for illus.See also: artery