There is a giant left atrial appendage measures about 3 x 2 x 6.5 cm, however it shows homogenous enhancement without definitive thrombosis. The left atrium and pulmonary veins showed normal calibre and opacification without evidence of thrombosis or enlargement.
Normal appearances of the pulmonary trunk and main pulmonary arteries.
Conclusion:
Giant left atrial appendage without definite features of thrombosis.