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Updated: Jun 6, 2026

Echocardiographic Evaluation of Atrial Communications before Transcatheter Closure
Published on: February 8, 2022
Interatrial septal aneurysm and patent foramen ovale: diagnosis and dynamic evaluation with electrocardiogram-gated
Eduard Ghersin1, Geraldo A Ramos, Victor Soto
1Department of Radiology, Leonard M. Miller School of Medicine, University of Miami, Miami, FL, USA. eghersin@med.miami.edu
Abstract:
We describe an elderly woman with paroxysmal atrial fibrillation who was evaluated by electrocardiogram-gated multidetector-row computed tomography (MDCT) prior to left atrial radiofrequency ablation therapy to rule out coronary artery disease and to obtain a 3-dimensional anatomical map of the left atrium and pulmonary veins. MDCT documented the dynamic bidirectional motion of an interatrial septal aneurysm associated with a patent foramen ovale. MDCT findings correlated well with transesophageal and intracardiac echocardiograms.
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