Obtuse marginal artery
Citation, DOI, disclosures and article data
Citation:
Weerakkody Y, Glick Y, Bell D, et al. Obtuse marginal artery. Reference article, Radiopaedia.org (Accessed on 22 Mar 2025) https://doi.org/10.53347/rID-56084
Permalink:
rID:
56084
Article created:
Disclosures:
At the time the article was created Yuranga Weerakkody had no recorded disclosures.
View Yuranga Weerakkody's current disclosures
Last revised:
Disclosures:
At the time the article was last revised Yaïr Glick had no financial relationships to ineligible companies to disclose.
View Yaïr Glick's current disclosures
Revisions:
5 times, by
5 contributors -
see full revision history and disclosures
Systems:
Synonyms:
- Obtuse marginal branch
- Obtuse marginal (OM) artery
- Obtuse marginal branches
The obtuse marginal (OM) arteries, sometimes referred to as lateral branches, are branch coronary arteries that come off the circumflex artery. There can be one or more obtuse marginal arteries. It typically traverses along the left margin of heart towards the apex. The first obtuse marginal artery (OM1) is usually found on or close to the obtuse margin of the heart and is also known as the “margo obtusus”.
See also
References
- 1. O'Brien JP, Srichai MB, Hecht EM, Kim DC, Jacobs JE. Anatomy of the heart at multidetector CT: what the radiologist needs to know. Radiographics : a review publication of the Radiological Society of North America, Inc. 27 (6): 1569-82. doi:10.1148/rg.276065747 - Pubmed
- 2. Rahalkar AM, Rahalkar MD. Pictorial essay: Coronary artery variants and anomalies. The Indian journal of radiology & imaging. 19 (1): 49-53. doi:10.4103/0971-3026.45345 - Pubmed
- 3. Young PM, Gerber TC, Williamson EE, Julsrud PR, Herfkens RJ. Cardiac imaging: Part 2, normal, variant, and anomalous configurations of the coronary vasculature. AJR. American journal of roentgenology. 197 (4): 816-26. doi:10.2214/AJR.10.7249 - Pubmed
Unable to process the form. Check for errors and try again.