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Assessment of abdominal branch vessel patency after bare-metal stenting of the thoracoabdominal aorta in a human ex vivo model of acute type B aortic.

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Presentation on theme: "Assessment of abdominal branch vessel patency after bare-metal stenting of the thoracoabdominal aorta in a human ex vivo model of acute type B aortic."— Presentation transcript:

1 Assessment of abdominal branch vessel patency after bare-metal stenting of the thoracoabdominal aorta in a human ex vivo model of acute type B aortic dissection  Elsa Madeleine Faure, MD, Ludovic Canaud, MD, PhD, Philippe Cathala, MD, Isabelle Serres, MD, Charles Marty-Ané, MD, PhD, Pierre Alric, MD, PhD  Journal of Vascular Surgery  Volume 61, Issue 5, Pages (May 2015) DOI: /j.jvs Copyright © 2015 Society for Vascular Surgery Terms and Conditions

2 Fig 1 Angioscopy of the false lumen and the true lumen after propagation of the dissection. Views of the false lumen (A) and the true lumen (B) of a dissected aorta. A, False lumen: (1) dissected intima of the superior mesenteric artery, (2) dissected intima of the celiac trunk, and (3) ostium of the left renal artery on the intimal-medial dissected flap. B, Dissection flap prolapse within the true lumen: (4) ostium of the dissected left renal artery on the flap; (5) nondissected aortic wall of the true lumen. Journal of Vascular Surgery  , DOI: ( /j.jvs ) Copyright © 2015 Society for Vascular Surgery Terms and Conditions

3 Fig 2 Angioscopy during bare-metal stent deployment within the true lumen of a dissected aorta. A, Sheath of the bare-metal stent arising from the true lumen, which is collapsed by the false lumen. B, Deployment of the stent within the true lumen; the intimal-medial layer is reattached on the aortic wall. C, After complete deployment of the bare-metal stent, the intimal-medial flap is completely reattached (1). D, Right renal artery ostium (2) with stenosis after bare-metal stenting. Journal of Vascular Surgery  , DOI: ( /j.jvs ) Copyright © 2015 Society for Vascular Surgery Terms and Conditions

4 Fig 3 Macroscopic examination of three aortas with visible stenosis of the side branches originating from the false lumen. The dissected part of the aortic wall is open. Bare-metal stent is visible through the intimal-medial flap by transparency. 1, Ostium of the superior mesenteric artery originating from the true lumen, without stenosis. 2, Ostium of the celiac trunk within the dissected flap, with stenosis >50%. 3, Ostium of the left renal artery with stenosis >50%. 4, Ostium of a supernumerary left renal artery with a stenosis >50%. 5, Ostium of the left renal artery with stenosis >50%. 6, Ostium of the right renal artery with stenosis >50%. Journal of Vascular Surgery  , DOI: ( /j.jvs ) Copyright © 2015 Society for Vascular Surgery Terms and Conditions


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