نتایج جستجو برای: aortic aneurysm
تعداد نتایج: 136976 فیلتر نتایج به سال:
BACKGROUND Thoracic aortic aneurysm is usually a clinically silent disease; timely detection is largely dependent upon identification of clinical markers of thoracic aortic disease (TAD); (bicuspid aortic valve, intracranial aortic aneurysm, bovine aortic arch, or positive family history). Recently, an association of simple renal cysts (SRC) with abdominal aortic aneurysm and aortic dissection ...
In spite of modern advances in medical care, the operative mortality of ruptured abdominal aortic aneurysm remains high at 40%-50%. Multiple organ failure is one of the reasons for the high mortality rates. An acute increase in intra-abdominal pressure and abdominal compartment syndrome are common causes of multiple organ failure.It is important to prevent abdominal compartment syndrome to impr...
Giant aortic aneurysm is defined as aneurysm in the aorta greater than 10 cm in diameter. It is a rare finding since most patients will present with complications of dissection or rupture before the size of aneurysm reaches that magnitude. Etiological factors include atherosclerosis, Marfan's syndrome, giant cell arteritis, tuberculosis, syphilis, HIV-associated vasculitis, hereditary hemorrhag...
The authors describe a promising abdominal aortic aneurysm treatment--a combined endovascular/surgical approach--used in two cases of aneurysm taking the aortic visceral branches region.
A 79-year-old woman with hypertension and diabetes mel-litus was transferred from a local hospital to our emergency room because of abdominal aortic aneurysm. Lower abdominal pain had been present for 3 weeks previously. On admission, enhanced computed tomography (CT) showed abdominal aortic aneurysm with a maximum diameter of 59 mm inferior to the renal artery and periaortic massive gas (Figur...
INTRODUCTION One of the most common complications of endovascular repair of abdominal aortic aneurysm is type II endoleak - retrograde branch flow. CASE REPORT A 76-year-old man with abdominal aortic aneurysm, 7.1 cm in diameter and aneurysm of the right common iliac artery, 3.2 cm in diameter was admitted to our Department with abdominal pain. The patient had no chance of having open repair ...
Endovascular abdominal aortic aneurysm repair (EVAR) and thoracic aortic aneurysm repair (TEVAR) have been widely incorporated into clinical practice. However, changes in arterial stiffness and post-implantation syndrome after aortic endografting remain important issues under investigation. The aneurysm sac wall motion after successful EVAR and TEVAR reflects complex interactions between all th...
This study investigates the effect of a novel flow remodeling stent graft (FRSG) on the hemodynamic characteristics in highly angulated abdominal aortic aneurysm based on computational fluid dynamics (CFD) approach. An idealized aortic aneurysm with varying aortic neck angulations was constructed and CFD simulations were performed on nonstented models and stented models with FRSG. The influence...
Methods A 71 year old male with aortic aneurysm was referred for consideration of surgery. The patient comes to the emergency department to present an acute left chest pain. He was a history of duodenal ulcer and arterial hypertension. Rx thorax demonstrated mediastinal widening compatible with giant aortic aneurysm. The echocardiogram (TTE) confirmed normal sized cardiac cavities and ascending...
A 61 year old patient was found to have an aneurysm extending from the aortic root to the suprarenal region. He underwent first stage surgery with aortic root and arch replacement, prosthetic aortic valve replacement, and coronary artery bypass grafting. Four weeks later, he presented with breathlessness and signs of heart failure and pleural effusion. Computed tomography showed that the left a...
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