نتایج جستجو برای: aortic aneurysm

تعداد نتایج: 136976  

Journal: :Journal of cardiac surgery 2014
Tyler M Gunn Parth B Amin Sotiris C Stamou

Recent advances in hybrid techniques of aortic arch debranching allow for the repair of thoracic aortic arch aneurysm without requiring cardiopulmonary bypass or hypothermic circulatory arrest. We describe the repair of a ruptured proximal descending thoracic aortic aneurysm, using off-pump aortic arch debranching and antegrade transaortic deployment of a thoracic endograft in an elderly patient.

Journal: :The journal of extra-corporeal technology 2004
Yulong Guan Jing Yang Caihong Wan Meiling He Peiqing Dong

Our objective was to investigate different cardiopulmonary bypass (CPB) techniques for thoracic aortic aneurysm retrospectively. Four hundred and eighty-eight patients with thoracic aortic aneurysm received surgical treatment. Total CPB was used routinely in 331 cases with ascending aortic aneurysm. When the aneurysm expanded to the aortic arch, brain protection was executed by adopting deep hy...

2014
Thorsten Drews Miralem Pasic Roland Hetzer

We report on a very rare case of left ventricular aneurysm in a 77-year-old patient with aortic valve stenosis and without coronary artery disease. The patient underwent conventional aortic valve replacement and left ventricular aneurysmectomy with an uneventful postoperative course. The cause of the left ventricular aneurysm was suspected to be a long history of aortic valve stenosis that led ...

2013
Jan Skóra Tomasz Dawiskiba Patrycja Zaleska Jacek Kurcz Agnieszka Mastalerz-Migas Rajmund Adamiec Izabela Gosk-Bierska

INTRODUCTION The decision on the time and choice of strategy of treatment of abdominal aortic aneurysm must be especially carefully balanced. The aim of the study was to evaluate the tissue factor (TF) plasma level as a potential factor useful in anticipation of abdominal aortic aneurysm and/or iliac arterial aneurysm via comparison of plasma TF level in patients with ruptured and non-ruptured ...

2013
Howard A. Bessen Cori McClure Poffenberger

Abdominal aortic aneurysm (AAA) is a true aneurysm, meaning a localized dilation of the aorta caused by weakening of its wall, and involving all three layers (intima, media, and adventitia) of the arterial wall (Fig. 86-1). A false aneurysm, or pseudoaneurysm, is a collection of flowing blood that communicates with the arterial lumen but is not enclosed by the normal vessel wall; it is containe...

2014
Jae S. Cho

Late aortic rupture following successful endovascular repair of abdominal aortic aneurysm still does occur. It represents the ultimate failure of endovascular aortic repair of abdominal aortic aneurysm (EVAR) and subjects patients to equivalent risk of death as de novo rupture. Unfortunately, it is difficult to identify patients at risk for post-EVAR rupture as many present with aortic rupture ...

Journal: :Clinical science 2009
Xiao-feng Chen Jian-an Wang Jun Hou Chun Gui Li-jiang Tang Xiao-quan Chen Xiao-jie Xie Jian-jun Jiang Ju-fang Cai Han-song Chen Hong-sheng Lu Han Chen

The aim of the present study was to determine whether EMMPRIN (extracellular matrix metalloproteinase inducer) is present and is up-regulated in human aneurysmal aortas, and to assess a possible association with AngII (angiotensin II)-induced aneurysm formation. The presence of EMMPRIN was assessed in 41 surgical specimens from patients with a TAA (thoracic aortic aneurysm) (Type A aortic disse...

Journal: :Circulation research 2016
Peng Zhang Siyuan Hou Jicheng Chen Jishuai Zhang Fuyu Lin Renjie Ju Xuan Cheng Xiaowei Ma Yao Song Youyi Zhang Minsheng Zhu Jie Du Yu Lan Xiao Yang

RATIONALE Aortic aneurysm is a life-threatening cardiovascular disorder caused by the predisposition for dissection and rupture. Genetic studies have proved the involvement of the transforming growth factor-β (TGF-β) pathway in aortic aneurysm. Smad4 is the central mediator of the canonical TGF-β signaling pathway. However, the exact role of Smad4 in smooth muscle cells (SMCs) leading to the pa...

Journal: :Circulation 2008
Gail D Pearson Richard Devereux Bart Loeys Cheryl Maslen Dianna Milewicz Reed Pyeritz Francesco Ramirez Daniel Rifkin Lynn Sakai Lars Svensson Andy Wessels Jennifer Van Eyk Harry C Dietz

Aortic aneurysm and dissection is a common phenotype, accounting for 1% to 2% of all deaths in industrialized countries and 50 000 deaths annually in the United States.1 In contrast to abdominal aortic aneurysm, thoracic aortic aneurysm, particularly in the ascending segment, commonly occurs in young individuals in the absence of identifiable environmental risk factors. Marfan syndrome (MFS) is...

2016
Koji Furukawa Mitsuhiro Yano Eisaku Nakamura Masakazu Matsuyama Shuhei Sakaguchi Katsuya Kawagoe Kunihide Nakamura K. Furukawa

Objective: Prompt bleeding control with proximal aortic clamping and subsequent aortic repair are very important for ruptured abdominal aortic aneurysm. However, unsuitable anatomy, such as short aortic neck length, not only disturbs the means to an expeditious repair, but may also increase morbidity and mortality. In the present study, we aimed to evaluate the efficacy of supraceliac aortic cl...

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