A morphologic study of chronic type B aortic dissections and aneurysms after thoracic endovascular stent grafting Kai-xiong Qing, MBBS, MMed, Wai-ki.

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Presentation transcript:

A morphologic study of chronic type B aortic dissections and aneurysms after thoracic endovascular stent grafting Kai-xiong Qing, MBBS, MMed, Wai-ki Yiu, MBBS, PhD, FRCS (Edin), Stephen W.K. Cheng, MBBS, FRCS (Eng), FRCS (Edin) Journal of Vascular Surgery Volume 55, Issue 5, Pages 1268-1276 (May 2012) DOI: 10.1016/j.jvs.2011.11.099 Copyright © 2012 Society for Vascular Surgery Terms and Conditions

Fig 1 Area measurement on multiplanar reconstructed images on TeraRecon iNtuition software: Left, Inlet area definition and measurement (green circle); Right, outlet area definition and measurement (green circle). Journal of Vascular Surgery 2012 55, 1268-1276DOI: (10.1016/j.jvs.2011.11.099) Copyright © 2012 Society for Vascular Surgery Terms and Conditions

Fig 2 Migration measurement on Mimics: A1-A3, Location is shown of the uppermost point on the inlet ring of stent graft on coronal, axial, and sagittal views (red point with red arrow). B1-B3, Location is shown of the center of left common carotid artery on coronal, axial, and sagittal views (green point with green arrow). C, A three-dimensional reconstructed image shows locations of uppermost point (red point with red arrow) and center of common carotid artery (green point with green arrow). Journal of Vascular Surgery 2012 55, 1268-1276DOI: (10.1016/j.jvs.2011.11.099) Copyright © 2012 Society for Vascular Surgery Terms and Conditions

Fig 3 Progressive stent graft remodeling. A, Inlet and outlet area change. B, Progressive distal migration of stent grafts. TBAD, Type B aortic dissection. Journal of Vascular Surgery 2012 55, 1268-1276DOI: (10.1016/j.jvs.2011.11.099) Copyright © 2012 Society for Vascular Surgery Terms and Conditions

Fig 4 Volumetric remodel process of uncomplicated chronic type B aortic dissection (TBAD) and chronic dissection with aneurysm. A, Volume change of true lumen and false lumen of all patients. B, Total thrombus volume in the false lumen. C, Thrombus percentage increase during follow-up. Journal of Vascular Surgery 2012 55, 1268-1276DOI: (10.1016/j.jvs.2011.11.099) Copyright © 2012 Society for Vascular Surgery Terms and Conditions