ABSTRACT: In situ cross-sectional morphology of the foramen ovale was studied after rapid whole-body freezing of the fetal and neonatal rat. In the fetus, the foramen ovale was open widely toward the ...
The echocardiogram shows the incidental finding of an aneurysm of the interatrial septum (IAS). Aneurysms of the IAS are fairly common and occur with an incidence of 2% to 8%. The size and morphology ...
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