Cine 4CH: Yellow arrow: Crista terminalis - deviding the smoth atrial tissue from the trabeculated part of the RA. Red arrow: Coumadin ridge – junction of the LA appendage and the left superior pulmonary vein.
Cine 4CH: Red arrow: Lipomatous hypertrophy of the interatrial septum; usually occurs in older and obese people. The exclusively fatty nature of such masses can be seen on fat-suppressed imaging.
