OM1-OM3: Obtuse marginal arteries: A large branching artery which dominates the lateral left ventricular wall. An obtuse marginal is composed of anterior and posterior branches which …

Nov 2, 2022 · 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 …

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 …

Nov 8, 2016 · Major OM: Major obtuse marginal branch of left circumflex (LCX) coronary artery. In this case LCX is continuing as major OM and distal LCX in the atrioventricular groove is a …

Oct 30, 2014 · The first obtuse marginal artery (OM1) along with the acute marginal artery are used to denote the lower portion of the heart and the location of the cardiac apex in coronary …

These vessels are known as obtuse marginals (M1, M2...), because they supply the lateral margin of the left ventricle and branch off with an obtuse angle. In most cases the Cx ends as an …

An accurate and automatic vessel labeling algorithm for CCTA analysis can significantly improve the diagnostic efficiency and reduce the clinicians'manual efforts.

Aug 29, 2012 · Non dominant left circumflex coronary artery seen on left coronary angiogram in right anterior oblique (RAO) caudal view. Non dominant artery is the one which does not cross …

The OM1 has a very high origin off the LCx - it can't be a ramus as the LCx and LAD have separate origins.

Aug 7, 2019 · There are a variable number of obtuse marginal branches, which supply the posterior and posterolateral walls of the left ventricle. The obtuse marginal branches are …