نتایج جستجو برای: stenosis
تعداد نتایج: 64914 فیلتر نتایج به سال:
Six patients with mitral stenosis complicated by renal artery embolism studied prospectively are presented. In five patients there was unilateral and in one patient bilateral renal artery involvement. The diagnosis was confirmed by intravenous pyelography, retrograde pyelography, renal angiography, renal scan or a combination of these. All had atrial fibrillation, proteinuria and elevated ...
BACKGROUND AND PURPOSE Atherosclerotic renal artery stenosis commonly exists as one manifestation of more generalized atherosclerosis. It is a progressive but potentially curable disorder. Thus, information on renal artery involvement in atherosclerotic diseases could be important. We investigated the prevalence of renal artery stenosis in autopsied patients with stroke over 40 years of age. ...
OBJECTIVE The aim of this study is to investigate the distribution of cerebral artery stenosis in patients with the ischemic cerebrovascular disease. PATIENTS AND METHODS One hundred and forty-four patients with ischemic cerebrovascular disease were enrolled and divided into three age brackets, the youth group (18-44 years old, 12 cases), middle-aged group (45-59 years old, 45 cases), and the...
abstract p u rpose: this study aimed to correlation between the grading stenosis and the start back screening tool (sbst) in patients diagnosed with lumbar central canal stenosis (lccs). methods: in a prospective clinical study, a total of 269 patients with lccs were asked to respond to the questionnaire at their first visits. grading of lccs on mri was determined and also the severities of the...
we report a rare case of acute right coronary artery stenosis developing in a patient undergoing aortic valve replacement. we present a case report with a brief overview of the literature relating to coronary artery occlusion associated with cardiac valve surgery – the theories and treatments are discussed. a 85 year-old female was admitted under the care of the cardiothoracic team with signs ...
the left ventricular aneurysm is one of the most significant complications of myocardial infarction and is defined as the expansion of the ventricular wall. the coronary artery aneurysm is characterized by an abnormal dilation of the localized portion of the coronary artery, and its main cause is atherosclerosis. we herein report an unusual case of coronary artery and left ventricular aneurysms...
rheumatic mitral valve stenosis is the most common form of organic heart disease encountered during pregnancy and continues to cause maternal and fetal mortality. medically refractory congestive heart failure due to mitral stenosis is a clinical challenge and its optimal management remains controversial. on the other hand due to hazard of x-ray to mother and fetus, there are some limitations fo...
conclusions surgical repair of the congenital mv disease yields acceptable early and intermediate-term satisfactory valve function and good survival at intermediate-term follow-up. strong predictors for poor surgical outcome and death were age smaller than 1 year, weight smaller or equal than 6 kg, and associated cardiac anomalies such as pulmonary stenosis. objectives the aim of this study was...
background: acute coronary syndrome is a life-threatening condition. considerable doubts exist over the effects of this disease on patients’ quality of life. the aim of this study was to survey quality of life and its influencing factors in patients with acute coronary syndrome. methods: a convenience sample of 300 patients with acute coronary syndrome was drawn from shahid beheshti hospital, k...
introduction: the distance between the anterior commissure of the larynx and the first tracheal ring (ac.t. distance) is of great importance in laryngotracheal surgeries. the amount of narrowing of the subglottic airway is used as a quantitative mean to determine whether the lesion is subglottic or has extended to the trachea and therefore helps in the prediction of the final prognosis. mate...
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