نتایج جستجو برای: thoracic aorta
تعداد نتایج: 103704 فیلتر نتایج به سال:
BACKGROUND Calcification of thoracic aorta is very common in old people, especially ones with hypertension. This can sometime be visible on plain chest radiograph. CASE PRESENTATION We present a case of a male patient who had extensive deposition of calcium in the thoracic aorta. CONCLUSION The relationship between aortic calcification and coronary atherosclerosis remains contentious. Compu...
Malignant fibrous histiocytoma of the thoracic aorta associated with ulcer-like projection has not been reported previously. The hypovascular tumor of the thoracic aorta involved the mural layer, which showed intra- and extra-mural growth patterns and no significant filling defect within the aortic lumen, and mimicked ulcer-like projection with secondary pseudoaneurysm formation. Aortic tumor, ...
Figure 1: CT image shows the thoracic aorta and supra-aortic trunks seen from anterior (a) and left (b) point of view. The CT measurements are 16 mm for the ascending aorta and 5 mm for the aortic arch and descending thoracic aorta. AA: ascending aorta; AoA: aortic arch; IA: innominate artery; LSA: left subclavian artery; LVA: left vertebral artery; RSA: right subclavian artery. Figure 2: MRI s...
1. An observational study used a novel shaggy aorta scoring system and demonstrated positive association between embolic complications during thoracic endovascular aneurysm repair (TEVAR). According to the results of this study, which following was an additional independent predictor TEVAR? 1A.Coronary artery diseaseB.Concomitant ascending aneurysmC.Cerebrovascular diseaseD.All aboveE.None above
We have developed a method for constructing the geometry of morphologically realistic human aorta, including aortic root (Valsalva sinus), thoracic arch with branches, abdominal aorta bifurcation vessels. The creation three-dimensional model is necessary when planning surgical interventions, performing numerical modeling blood flow in aorta. anatomical structure differs different patients, espe...
Objective(s):The aim of this study was to investigate the effects of nutritional saffron (Crocus sativus L.) stigma hydroalcoholic extract on blood pressure (BP) and histology of the aorta in normotensive and hypertensive rats. Materials and Methods: Saffron (200 mg/kg/day) was given orally for 5 weeks to normotensive and hypertensive rats. Hypertension was induced by NG-nitro-L-arginine meth...
Figure 1: The patient underwent an emergency oesophageal endoscopy after swallowing a fish bone. At oesophagoscopy, a fish bone situated 25 cm from the incisors was removed uneventfully. Seven days later, she developed retrosternal pain and haematemesis. She vomited 200 ml of bright red blood. Bilateral oesophageal perforations with local fester were found 25 cm away from the incisors in oesoph...
Calcifications in the thoracic aorta at the level of the 11th and the 12th thoracic vertebrae in 592 men and 333 women were studied using computed tomography. The ages ranged from 40 to 88 years. Incidence of calcification increased proportionally to the advancing age from the forties to the eighties in men, and from the fifties to the seventies in women: incidence of calcification (%) = 2.41 X...
The purpose of this study was to develop a non-invasive method of imaging the thoracic aorta that would provide both morphological detail within the aortic wall and information about regional aortic wall motion. An esophageal probe is described that allows transesophageal MR imaging (TEMRI) of the thoracic aorta and has several potential advantages over the competing non-vasculoinvasive techniq...
Background—To simplify extensive primary repair of the thoracic aorta in acute type A aortic dissection, we developed the open triple-branched stent graft placement technique. The early results of this new technique are reported. Methods and Results—Between June 2008 and November 2009, 30 patients with acute Stanford type A aortic dissection underwent extensive primary repair of the thoracic ao...
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