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Figure 4 Left Two-dimensional echocardiogram, which demonstrates a large thrombus within the DAA with extension into main pulmonary artery (Case 12). Right The parasternal short-axis view shows extension of the thrombus into the branch pulmonary arteries with near total occlusion of the LPA. Ao = aorta; DAA = ductus arteriosus aneurysm; LPA = left pulmonary artery; PA = main pulmonary artery; RPA = right pulmonary artery.
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