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Peak Wall Stress Predicts Expansion Rate in Descending Thoracic Aortic Aneurysms  Eric K. Shang, MD, Derek P. Nathan, MD, Shanna R. Sprinkle, BS, Sarah.

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Presentation on theme: "Peak Wall Stress Predicts Expansion Rate in Descending Thoracic Aortic Aneurysms  Eric K. Shang, MD, Derek P. Nathan, MD, Shanna R. Sprinkle, BS, Sarah."— Presentation transcript:

1 Peak Wall Stress Predicts Expansion Rate in Descending Thoracic Aortic Aneurysms 
Eric K. Shang, MD, Derek P. Nathan, MD, Shanna R. Sprinkle, BS, Sarah C. Vigmostad, PhD, Ronald M. Fairman, MD, Joseph E. Bavaria, MD, Robert C. Gorman, MD, Joseph H. Gorman, MD, Krishnan B. Chandran, PhD, Benjamin M. Jackson, MD  The Annals of Thoracic Surgery  Volume 95, Issue 2, Pages (February 2013) DOI: /j.athoracsur Copyright © 2013 The Society of Thoracic Surgeons Terms and Conditions

2 Fig 1 (A) DICOM image with segmentation into luminal surface (blue), inner arterial surface (red), and outer adventitial surface (green). (B) Three-dimensional reconstruction with stress plot overlaid. (C) Stress contour plot of entire aortic descending thoracic aorta. The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2013 The Society of Thoracic Surgeons Terms and Conditions

3 Fig 2 Plot showing relationship between initial maximum aortic diameter and aneurysm expansion rate. The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2013 The Society of Thoracic Surgeons Terms and Conditions

4 Fig 3 Plot showing positive correlation between peak aneurysm wall stress and aneurysm expansion rate. The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur ) Copyright © 2013 The Society of Thoracic Surgeons Terms and Conditions

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