Atrial septal aneurysm – case report

Background: Atrial septal aneurysm is an uncommon lesion with a prevalence of 0.22% in studies with transthoracic echocardiography (TTE), of 3 to 8% with tranesofagian echocardiography (TEE) and of 1% in autopsies. Atrial septal aneurysm (ASA) often associates other cardiac abnormalities such as patent foramen ovale or mitral valve prolapse. More than half of the cases with ASA associate an interatrial shunt which can explain paradoxical embolism and consecutive ischemic stroke. Case summary: MI, 50 years old, was admitted to our hospital with minor complaints for a routine checkup. Her personal history excluded…