Interact CardioVasc Thorac Surg 2007;6:288-292. doi:10.1510/icvts.2006.144840 © 2007 European Association of Cardio-Thoracic Surgery
Institutional report - Vascular thoracic |
Surgical interventions after emergency endovascular stent-grafting for acute type B aortic dissections
Lennart Duebenera,
Franz Hartmannb,
Volkhard Kurowskib,
Gert Richardtc,
Volker Geistc,
Armin Erasmia,
Hans-Hinrich Sieversa,* and
Martin Misfelda
a Department of Cardiac Surgery, University Hospital of Schleswig-Holstein, Campus Luebeck, Ratzeburger Allee 160, 23538 Luebeck, Germany
b Departments of Cardiology, University Hospital of Schleswig-Holstein, Campus Luebeck, Germany
c Department of Cardiology, Heart Center Bad Segeberg, Germany
*Corresponding author. Tel.: +49 451 500 2108; fax: +49 451 500 2051.
E-mail address: sievers{at}mu-luebeck.de (H.-H. Sievers).
In this retrospective study we reviewed our results of secondary surgery for complications after emergency placement of aortic stents for acute type B dissection. From October 2000 to June 2006, endovascular stent-grafting (ESG) was performed in 13 patients as an emergency procedure for acute type B dissection. Self-expanding nitinol stents (mean diameter 39.8±4.7 mm) were placed into the descending aorta distal to the left subclavian artery. In-hospital mortality was 15.4% (2/13) and related to persistent visceral malperfusion. Three patients (23%) required consecutive open surgery of the thoracic aorta after emergency endovascular stent-grafting for acute type B dissection. Indications for surgery included acute development of retrograde type A aortic dissection and acute stent dislocation by fractured wires and secondary leakage. Elective surgery was necessary in one patient 6 months after stent-grafting for late formation of an aneurysm of the descending aorta. There were no deaths or major morbidity after surgery of the thoracic aorta early or during follow-up. Mean follow-up was 38.0±13.9 months (range 170 months) and complete. We conclude from our study that stent-grafting of the descending aorta is a feasible, relatively safe and effective approach even in the emergency treatment of patients with complicated acute type B dissection. However, in a relevant number of patients emergency stent-grafting for acute type B aortic dissection results in complications that require secondary surgical treatment.
Key Words: Aortic dissection; Descending aorta; Stent-grafting; Retrograde dissection; Visceral ischemia
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Z. H. Dong, W. G. Fu, Y. Q. Wang, D. Q. Guo, X. Xu, Y. Ji, B. Chen, J. H. Jiang, J. Yang, Z. Y. Shi, et al.
Retrograde Type A Aortic Dissection After Endovascular Stent Graft Placement for Treatment of Type B Dissection
Circulation,
February 10, 2009;
119(5):
735 - 741.
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