Fig. 2
From: The usefulness of contrast echocardiography in the evaluation of cardiac masses: a multicenter study
(A, B) A solid-cystic mass can be seen outside the left coronary sinus of the aorta in echocardiography. (C) No blood flow in the isoechoic area of the mass. (D) The contrast agent enters the cystic cavity after continuous interruption, and the enhancement in the isoechoic area is not obvious; it is ultimately diagnosed as a huge coronary artery aneurysm and concurrent thrombosis