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Transthoracic echocardiogram showing an interatrial septal aneurysm

Transthoracic echocardiogram showing an interatrial septal aneurysm
The four-chamber view from a transthoracic echocardiogram shows a large aneurysm of the interatrial septum and an enlarged left atrium.
Courtesy of Thomas Binder, MD. University of Vienna.
Graphic 65962 Version 3.0