Left marginal artery

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 [edit on Wikidata]

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.

See also

• Right marginal branch of right coronary artery

Additional images

External links

• Anatomy photo:20:09-0106 at the SUNY Downstate Medical Center - "Heart: The Left Coronary Artery and its Branches"
• Anatomy figure: 20:04-02 at Human Anatomy Online, SUNY Downstate Medical Center - "Posterior view of the heart."
• "Obtuse marginal artery". Medcyclopaedia. GE. Archived from the original on 2012-02-05.
• Image at texheartsurgeons.com
• Overview and diagrams at cardiologysite.com

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