Items tagged “cardiac ct”

8 results found

Right coronary artery

The right coronary artery (RCA) is one of the two main coronary arteries that supply the heart with oxygenated blood. Gross anatomy Origin It is a branch of the ascending aorta, with its normal origin in the right aortic sinus, just superior to the aortic valve Course The RCA courses to th...

Left atrial enlargement

Left atrial enlargement (LAE) may result from many conditions, either congenital or acquired. It has some characteristic findings on a frontal chest radiograph. CT or MRI may also be used for diagnosis. Clinical presentation An enlarged left atrium can have many clinical implications, such as:...

Coronary artery bypass graft

A coronary artery bypass graft (CABG or CAG) is placed during a surgical procedure to increase blood flow to the myocardium due to coronary stenoses, usually caused by coronary artery disease. Arteries or veins can be grafted during this procedure. Long term outcome of coronary artery bypass gr...

Cardiac CT

Computed tomography of the heart or cardiac CT is routinely performed to gain knowledge about cardiac or coronary anatomy, to detect or diagnose coronary artery disease (CAD), to evaluate patency of coronary artery bypass grafts or implanted coronary stents or to evaluate volumetry and cardiac f...

Double oblique multiplanar reconstruction

Double oblique is a type of multiplanar reconstruction used in cardiac cross-sectional imaging. It is useful for an accurate assessment of the ascending aorta and aortic annulus, and is particularly useful for pre- and post-procedure evaluation of a transcatheter aortic valve replacement (TAVR)....

Patent foramen ovale

A patent foramen ovale (PFO) is a type of atrial septal defect in which there is channel-like communication between the atria through an unfused fossa ovale. Gross anatomy The foramen ovale in the interatrial septum normally develops into the fossa ovalis when the flaps of the atrial septa pri...

Conus artery

The conus artery is a small early branch off the right coronary artery (RCA) circulation. Gross anatomy Supply The artery has a variable distribution, but usually supplies a region of the anterior interventricular septum and the conus of the main pulmonary artery (hence its name). Variant an...

Circumflex artery

The circumflex artery (Cx) is one of the two major coronary arteries that arises from the bifurcation of the left main coronary artery (the other branch being the left anterior descending (LAD) artery). Terminology The circumflex artery can be referred to by multiple terms: circumflex artery ...

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