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Spontaneous Closure of a Secundum Atrial Septal Defect Cover

Spontaneous Closure of a Secundum Atrial Septal Defect

Open Access
|Jan 2018

Abstract

Spontaneous closure of an atrial septal defect (ASD) is well described in pediatric cardiology but may be less familiar to adult internists and cardiologists. We report a moderately sized 6-mm ASD that closed spontaneously without intervention. A literature review found that a smaller defect size and an early age of diagnosis are the most important predictors of closure. Possible mechanisms of a spontaneous ASD closure include adaptive endothelial migration, limited myocardial proliferation, and fibroblast migration with extracellular matrix deposition.

Language: English
Page range: 60 - 62
Published on: Jan 1, 2018
Published by: Houston Methodist DeBakey Heart & Vascular Center
In partnership with: Paradigm Publishing Services

© 2018 Stephen Y. Wang, Terrence D. Welch, Aryé Elfenbein, Aaron V. Kaplan, published by Houston Methodist DeBakey Heart & Vascular Center
This work is licensed under the Creative Commons Attribution-NonCommercial 4.0 License.