Anomalous origin of left internal mammary artery from the lateral junction of the left subclavian artery and aorta

Author(s):  
Joe Chavez ◽  
Larry A. Osborn
2018 ◽  
Vol 2018 ◽  
pp. 1-4
Author(s):  
Michael J. Martinelli ◽  
Michael B. Martinelli

This case will illustrate the clinical and unique technical challenges, not previously reported, in a patient with a history of progressive left ventricular (LV) systolic dysfunction, congestive heart failure (CHF), myocardial infarction (MI), and a complex bifurcation lesion of the left subclavian artery (SA) involving the left internal mammary artery (LIMA) in the setting of coronary subclavian steal syndrome (CSSS). The approach to this lesion is complicated by significant LIMA involvement requiring intervention directed toward both the SA and the LIMA in the presence of severe LV systolic dysfunction. This clinical scenario necessitates a careful technique, utilizing bifurcation methods similar to those used in coronary intervention.


Vascular ◽  
2005 ◽  
Vol 13 (5) ◽  
pp. 298-300 ◽  
Author(s):  
Nicola Mangialardi ◽  
Pierluigi Costa ◽  
Eugenia Serrao ◽  
Carlo Cavazzini ◽  
Patrice Bergeron

Endovascular treatment of aortic arch aneurysms poses unique problems because of vascularization of the carotid arteries. Transposition of supra-aortic vessels is becoming an established and accepted strategy for expanding the applicability of stent graft repair. left subclavian artery (LSA) is not usually transposed because its overstenting does not produce relevant complications. Nevertheless, some selected cases need high-pressure revascularization of the LSA, such as in the presence of a patent left internal mammary artery. We present a technique of revascularization of supra-aortic vessels and “balloon protected” embolization of the origin of the LSA.


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