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Branch of the circumflex artery in the heart From Wikipedia, the free encyclopedia
The left marginal artery (or obtuse marginal artery) is a branch of the circumflex artery, originating at the left atrioventricular sulcus, traveling along the left margin of heart towards the apex of the heart.
Left marginal artery | |
---|---|
![]() Base and diaphragmatic surface of heart. (Left marginal artery not visible, but would be near center left.) | |
![]() ARTERIES: RCA = right coronary AB = atrial branches SANB = sinuatrial nodal RMA = right marginal LCA = left coronary CB = circumflex branch LAD/AIB = anterior interventricular LMA = left marginal PIA/PDA = posterior descending AVN = atrioventricular nodal VEINS: SCV = small cardiac ACV = anterior cardiac AIV/GCV = great cardiac MCV = middle cardiac CS = coronary sinus | |
Details | |
Source | Circumflex artery |
Vein | Left marginal vein |
Supplies | Left ventricle |
Identifiers | |
Latin | ramus marginalis sinister arteriae coronariae sinistrae |
TA98 | A12.2.03.209 |
TA2 | 4152 |
FMA | 3902 |
Anatomical terminology |
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