نتایج جستجو برای: coarctation
تعداد نتایج: 4936 فیلتر نتایج به سال:
Two patients with congenital mitral incompetence and coarctation of the aorta are presented. One patient had associated patent ductus arteriosus, bicuspid aortic valve, and endocardial fibroelastosis. The diagnosis in the two patients presented is well established by clinical, laboratory, and surgical findings and also by necropsy examination in one case. It is proposed that the rarity of repor...
The use of catheters to dilate vascular obstructions began as early as 1964. In their classic article, Dotter and Judkins (1) described transluminal dilation of arteriosclerotic obstruction. It wasn’t until 10 years later that the use of balloontipped catheters in coronary artery dilations was reported by Gruentzig and Hopff (2) and later applied by Gruentzig and his colleagues (3). Since these...
the coarctation of the aorta (coa) is rare in adulthood. diagnosis is made by clinical suspicion and physical findings such as blood pressure difference between the upper and lower extremities, pulse delay in the femoral artery, and systolic murmur over the thoracic spine.the coa in adulthood and in patients with associated aneurysm is challenging and different complications even with proper tr...
OBJECTIVE To formulate echocardiographic criteria for the prenatal diagnosis of coarctation of the aorta. DESIGN A retrospective study examining the echocardiograms of fetuses with a verified aortic arch abnormality and those in whom the diagnosis was suspected prenatally but was not subsequently confirmed. SETTING Tertiary referral centre for fetal echocardiography. PATIENTS 87 fetuses i...
BACKGROUND Prenatal diagnosis of aortic coarctation suffers from high false-negative rates at screening and poor specificity. METHODS AND RESULTS This retrospective study tested the applicability of published aortic arch and ductal Z scores (measured just before the descending aorta in the 3-vessel and tracheal view) and their ratio on 200 consecutive normal controls at a median of 22+/-0 ges...
OBJECTIVE To report the initial and intermediate term results of stent implantation in children with coarctation of the aorta. PATIENTS AND DESIGN 17 patients with coarctation of the aorta underwent stent implantation (median age 11 years, range 0.4-15 years); six were treated for isolated coarctation, nine for recurrent coarctation (five after surgical repair and four after balloon dilatatio...
Coarctation of the aorta is usually diagnosed and corrected early in life. Survival to more than 60 years of age of a patient with unrepaired coarctation of the aorta is extremely unusual, and the optimal management strategies for such patients are controversial. We describe the case of a woman who was first diagnosed as having coarctation of the aorta and aortic valve stenosis at the age of 65...
Pulmonary arteriovenous fistula (PAVF) are rare malformations that may cause serious complications such as paradoxical embolism, stroke, pulmonary hemorrhage and hemoptysis. Accompanying cardiac malformations such as aortic coarctation were not reported previously. Here we present a case of complex PAVF associated with aortic coarctation. The patient was treated successfully by transcatheter em...
Aortic coarctation is a correctable hypertensive disease. For safety reasons and due to the invasiveness of surgical techniques, percutaneous interventions have become drastically more popular in recent times. In elderly patients with aortic coarctation who are at risk of an aortic wall aneurysm and rupture, covered stents are preferred but in younger patients, bare metal stenting may be suffic...
Kinins have been shown to play an important role in the cardioprotective effect of ACE inhibitors (ACEi) during heart failure and ischemia-reperfusion. However, it is controversial as to whether kinins oppose the hypertensinogenic effect of deoxycorticosterone acetate plus salt (DOCA-salt) or aortic coarctation and whether they mediate both chronic antihypertensive and cardiac antihypertrophic ...
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