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Which coronary artery is identified by the arrow on this image?
Suggested Answer: D
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The arrow points to the left anterior descending (LAD) coronary artery, which runs in the anterior interventricular groove toward the apex of the heart. It supplies the anterior wall of the left ventricle.
The right coronary artery runs in the right atrioventricular groove. The left main coronary artery is proximal to the LAD and circumflex arteries. The circumflex artery runs in the left atrioventricular groove posteriorly.
This identification is detailed in the 'Textbook of Clinical Echocardiography, 6e', Chapter on Coronary Artery Anatomy and Echocardiographic Visualization20:150-155Textbook of Clinical Echocardiography.
20 comments · newest first
BR
Brett
1 month ago
I remember this! It’s Left anterior descending for sure.
HE
Helene
1 month ago
I’d go with Left main. It’s a common one to confuse.
EI
Eileen
2 months ago
Definitely Right artery. The image matches my notes.
MI
Michal
2 months ago
I feel unsure about this one. Need more practice!
LO
Lovetta
2 months ago
I’m leaning towards Circumflex. The angle seems right.
DE
Deeanna
2 months ago
I think it's the Left anterior descending. Looks familiar.
MO
Mohammad
2 months ago
I agree, it’s definitely the Left anterior descending!
BR
Brendan
2 months ago
Wait, is that really the Left main? Seems off.
BE
Belen
3 months ago
Pretty sure it's the Right artery.
JE
Jestine
3 months ago
I think it's the Circumflex, though.
ME
Melina
3 months ago
Definitely looks like the Left anterior descending artery.
RE
Rene
3 months ago
The Left anterior descending is the most common answer here.
EL
Elouise
3 months ago
Wait, is that really the Left main? Seems off.
SH
Shawnda
4 months ago
I thought the Circumflex was more to the side?
GE
Gearldine
5 months ago
Definitely looks like the Right artery to me.
MA
Maile
5 months ago
I'm pretty sure that's the Left anterior descending.
LE
Leatha
6 months ago
The left main artery seems like a possibility, but I feel like I need to double-check the anatomy to be certain.
LA
Lashawn
6 months ago
I remember studying the right coronary artery, but I can't recall its specific location in the heart.
EU
Eugene
6 months ago
This reminds me of a practice question where we had to identify the circumflex artery. I wonder if this is similar?
JA
Janessa
6 months ago
I think the arrow might be pointing to the Left anterior descending, but I'm not entirely sure.