نتایج جستجو برای: aortic insufficiency
تعداد نتایج: 197194 فیلتر نتایج به سال:
In patients with aortic insufficiency and without disease of the coronary ostia or arteries, the occurrence of chest pain having some or many of the characteristics of cardiac pain due to myocardial ischemia has been ascribed classically to a decrease in the coronary blood flow (1, 2), the aortic insufficiency presumably decreasing the coronary blood flow by lowering the mean aortic diastolic p...
A 68-year-old male, known case of abdominal aortic dissection and recent aortic stent insertion, presented with gross hematuria. The urologists suspected aoro-ureteric fistula and performed open surgery (ureterolysis). Tc-99m labeled red blood cell (99mTc-RBC) scintigraphy was ordered to confirm the diagnosis and localize the possible aorto-ureteric fisula, Considering sustained gros...
Aortic valve sparing operations were developed to preserve the native aortic valve during surgery for aortic root aneurysm as well as surgery for ascending aortic aneurysms with associated aortic insufficiency. There are basically two types of aortic valve sparing oprations: remodeling of the aortic root and reimplantation of the aortic valve. These operations have been performed for over two d...
AIMS We assessed the feasibility of percutaneous implantation of a valve in the descending aorta and its function in systemic pressures. METHODS AND RESULTS A biological valve harvested from a bovine jugular vein was sutured into a stent. After the creation of aortic insufficiency, the valved stent was percutaneously implanted into eight lambs divided into two groups depending on the severity...
Ascending aortic dissection is often a catastrophic condition. Dissection into the commissures or into an aortic valve leaflet may lead to leaflet avulsion and valvular insufficiency due to a flail valve. We present an image report describing an important and life-threatening complication due to the movement of a partially dehisced intimal aortic flap into the left ventricle causing aortic valv...
Ventricular mass and O2 supply of the myocardium were evaluated in patients with left ventricular hypertrophy due to stenosis or insufficiency of the aortic valve and in control patients without cardiac disease. Calculation of left ventricular mass from the angiogram was verified by autopsy data in seven patients. Total mass, O2 consumption, and coronary blood flow, each was related quantitativ...
Objective: To evaluate long term results and independent predictors of outcome of aortic valvoplasty. Design: Retrospective follow up study. Independent predictors of outcome identified by multiple logistic regression. Setting: Tertiary referral centre. Patients: 269 consecutive patients treated at the median age of 8 months (0–23 years): 80 (30%) under 4 weeks, 59 (22%) between 4 weeks and 1 y...
OBJECTIVE To evaluate long term results and independent predictors of outcome of aortic valvoplasty. DESIGN Retrospective follow up study. Independent predictors of outcome identified by multiple logistic regression. SETTING Tertiary referral centre. PATIENTS 269 consecutive patients treated at the median age of 8 months (0-23 years): 80 (30%) under 4 weeks, 59 (22%) between 4 weeks and 1...
We read with a great interest the manuscript by Benedik et al. [1] published in the recent issue of European Journal of CardioThoracic Surgery. Benedik et al. should be congratulated for prospectively addressing the issue of proximal aortic disease in aortic valve stenosis vs aortic valve insufficiency in a reasonable number of consecutively enrolled patients. The background of this study is of...
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