نتایج جستجو برای: thoracic aorta

تعداد نتایج: 103704  

2011
Mohammad Mozaffar Hamidreza Haghighatkhah Hatef Zirakzadeh Morteza Sanei Taheri Fateme HosseiniZadegan Shirazi

Traumatic descending thoracic aorta pseudo aneurysms have been treated traditionally with open surgery in the past, which have had noticeable rates of mortality and morbidity. A safer method of treatment for this disease is made possible with recent progress in endovascular treatment techniques. In this article, we present three cases of Traumatic descending thoracic aorta pseudo aneurysms that...

2016
Yoram Agmon JoRean D. Sicks

OBJECTIVES The study determined, in a population-based setting, whether dilatation of the thoracic aorta is an atherosclerosis-related process. BACKGROUND The role of atherosclerosis in thoracic aortic dilatation and aneurysm formation is poorly defined. METHODS The dimensions of the thoracic aorta were measured with transesophageal echocardiography in 373 subjects participating in a population...

Journal: :Journal of endovascular therapy : an official journal of the International Society of Endovascular Specialists 2010
Vincent Jongkind Kak K Yeung Matteus A M Linsen David Heidsieck Hans M E Coveliers Arjan W J Hoksbergen Willem Wisselink

PURPOSE To examine the feasibility of a direct videoscopic approach to the descending thoracic aorta for branched endograft delivery to the aortic arch and abdominal aorta. METHODS Aneurysms were created in the aortic arch and pararenal aorta of 3 human cadavers, and pulsatile flow was established using a roller pump. Thoracoscopically, 2 double-felted purse-string sutures were placed on the ...

2009
X. Zhao H. Zhao Y. Cao J. Wang N. Balu J. Xu C. Yuan

Introduction: Atherosclerosis has been shown to be a systemic disease frequently involving multiple vascular beds . Atherosclerotic diseases occurring in carotid arteries and thoracic aorta have been demonstrated to be associated with transient ischemic attack (TIA) and stroke . Recently, Mani et al [5] reported that both carotid artery and thoracic aorta showed greater plaque burden in patient...

Journal: :Environmental research 2005
Farbod Farmand Ashkan Ehdaie Christian K Roberts Ram K Sindhu

Previous studies from this laboratory have demonstrated the presence of oxidative stress and its role in the pathogenesis of lead-induced hypertension. This study was designed to determine whether oxidative stress in animals with lead-induced hypertension is associated with dysregulation of the activities of the main antioxidant enzymes, namely superoxide dismutase (SOD), catalase (CAT), and gl...

Journal: :The Journal of emergency medicine 2014
Michael C Daignault Turandot Saul Resa E Lewiss

BACKGROUND Thoracic aortic aneurysms (TAAs) are less prevalent than abdominal aortic aneurysms. Symptomatic TAAs need to be identified quickly by the emergency physician (EP) since mortality rates increase dramatically once complications such as rupture or dissection occur. Compared with validated EP-performed ultrasound of the abdominal aorta, EP-performed focused cardiac ultrasound that inclu...

Journal: :Japanese journal of pharmacology 1991
I Muramatsu S Kigoshi T Ohmura

We tried to determine alpha 1-adrenoceptor subtypes involved in noradrenaline-induced contractions of rat thoracic aorta and dog carotid artery. Prazosin competitively antagonized the contractions induced by noradrenaline in both the arteries with a high pKB value (approximately 9.7). WB4101, benoxathian, phentolamine, HV723 and 5-methylurapidil also competitively antagonized the responses to n...

Journal: :Annals of vascular diseases 2010
Hitoshi Kanamitsu Yukio Yamad

A 54-year-old male who had been experiencing a high fever for a month was admitted to a local hospital for examination. Computed tomography revealed saccular aneurysms in the descending thoracic aorta and infrarenal abdominal aorta. The walls of the aneurysms were thickened and enhanced by intravenous contrast which suggested the inflammatory change. He was transferred to this hospital and unde...

Journal: :Journal of Bangladesh College of Physicians and Surgeons 2022

In its simplest form, coarctation of the aorta (CoA) refers to congenital narrowing thoracic aorta. Usually, a significant pressure gradient between arms and legs is suggestive diagnosis. With advancement aortic imaging in our country many CoA patients are diagnosed at an adult age, but management still carries challenge. We reported case 30-year-old lady with aneurysm involving proximal left s...

2004
BRIAN F. BUXTON

Buxton, B. F., and Cooley, D. A. (1973). Thorax, 28, 521-525. Recurrent aortopulmonary artery fistula. The case report is presented of a patient who underwent successful repair of a recurrent fistula between the aorta and the pulmonary artery secondary to an atherosclerotic aneurysm of the ascending thoracic aorta. The fistula was situated between the proximal part of the ascending aorta and th...

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