Click on image to view larger version.

Figure 1 (A) Transesophageal echocardiography four-chamber view: left-sided mobile thrombus attached to a StarFLEX occluder detected four weeks after catheter closure. (B) Transesophageal echocardiography short-axis: right- and left-sided immobile thrombus surrounding an ASDOS occluder detected four weeks after catheter closure. (C) Transesophageal echocardiography short-axis: large mobile thrombus (30 x 18 mm) attached to the right atrial wall (without direct contact to the ASDOS device) detected one year after catheter closure. LA = left atrium; RA = right atrium.