Left marginal artery
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| Artery: Left marginal artery | |
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| Base and diaphragmatic surface of heart. (Left marginal artery not visible, but would be near center left.) | |
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| 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 |
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| Latin | ramus marginalis sinister arteriae coronariae sinistrae |
| Supplies | left ventricle |
| Source | circumflex artery |
| Vein | left marginal vein |
The left marginal artery (or obtuse marginal artery) is a branch of the circumflex artery, originating at the posterior interventricular sulcus, traveling along the left margin of heart towards the apex of the heart.
See also
Additional images
Coronary arteries (labeled in red text) and other major landmarks (in blue text). Left marginal artery is labeled at right.
External links
- 275447867 at GPnotebook
- SUNY Labs 20:09-0106 - "Heart: The Left Coronary Artery and its Branches"
- SUNY Figs 20:04-02 - "Posterior view of the heart."
- Definition at medcyclopaedia.com
- Image at texheartsurgeons.com
- Overview and diagrams at cardiologysite.com
