نتایج جستجو برای: coronary vessel anomalies angina pectoris
تعداد نتایج: 322153 فیلتر نتایج به سال:
A 79-year-old man was diagnosed with sudden deafness. He had previously experienced a suspected episode of angina pectoris. At a local hospital, after 500 mg of hydrocortisone and 80 mg adenosine triphosphate (ATP) were administered, he became aware of chest discomfort. An electrocardiogram revealed serious ST-segment depressions. He was diagnosed with a non-ST elevated myocardial infarction (N...
Of 88 consecutive patients aged 20 to 77 years with severe symptomatic aortic valve disease requiring surgery, 51 patients had angina pectoris; of these 51, 41 had predominant aortic stenosis and 10 had severe aortic regurgitation. All patients with angina pectoris underwent coronary angiography; significant coronary arterial disease was encounted in 24 per cent of those with aortic stenosis an...
Anomalous origin of coronary arteries is also a relatively rare congenital malformation and has been reported as the cause of angina pectoris and arrhythmia. Long QT syndrome (LQTS) is a rare inherited arrythmogenic disease characterized by susceptibility to life-threatening arrhytmias andsudden cardiac death. We present a 36-year-old patient in whom two rare anomalies coexist and treated succe...
The progression of a coronary artery stenosis to total occlusion does not necessarily imply complete myocardial necrosis of the entire flow-dependent region of the vessel involvedJ Various degrees of perfusion can be maintained by a collateral circulation, so that the area of necrosis can be limited in size or infarction can even be prevented. During increased demand for myocardial oxygen the c...
Diffuse atherosclerosis of the anterior descending artery may require unconventional surgical treatment to increase graft flow. A 74-year-old man with severe, diffuse 3-vessel-coronary artery disease was presented to our institution with progredient angina pectoris symptoms. Intraoperatively, the revascularization of the left anterior descending coronary artery (LAD) was technically challenging...
Background: All the patients with Angina pectoris have not stenotic coronary artery. Syndrome x consists of patients with Angina pectoris and positive Exercise test along with normal coronary angiography. Syndrome x includes 25-30 percent of those who undergo diagnostic coronary arteriography at the different centers. In our study it was attempted to know the prevalence and characteristics of t...
Prevalence of Obstructive Coronary Artery Disease in Ambulatory Patients with Stable Angina Pectoris
Background: Myocardial ischemia with its clinical symptom angina pectoris is associated with increased morbidity and mortality. Obstructive coronary artery disease (CAD) is not the only cause for cardiac ischemia and the prevalence of obstructive CAD in patients with stable angina pectoris is still discussed. Therefore, we investigated the prevalence of CAD in patients with stable angina pector...
background: whether coronary artery ectasia (cae) is a unique clinical finding or results from other clinical entities is still unknown. we aimed to determine the cae prevalence, investigate the relationship between cae and patients’ demographic and clinical characteristics, and assess the prognosis at follow-up in a sample of iranian population. methods: t otally, 10057 patients who underwent ...
anomalies of origin, course, and distribution of coronary arteries, including single coronary artery, are well known in patients with tetralogy of fallot. however, to the best of our knowledge, there is no published case report of pentalogy of fallot with a single coronary artery. herein, we introduce a 22-year-old female patient diagnosed via echocardiography and cardiac catheterization preope...
Coronary vasomotor tone has been recognized to play a crucial role in determinating the ischaemic threshold and the occurrence of spontaneous as well as exercise-induced myocardial ischaemia. The traditional concept of the 'rigid tube' has been changed during the past 15 years and the coronary arteries are considered today to represent a 'dynamic tube'. Changes in coronary artery dimensions are...
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