Search Results
Results 301 - 350 of 1000
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Manfredini R - - 2004
A growing body of evidence suggests that the occurrence of cardiovascular events is not evenly distributed over time, but shows peculiar temporal patterns that vary with time of day, day of the week, and month (season) of the year. These patterns coincide with the temporal variation in the pathophysiologic mechanisms ...
Minami Hiroya - - 2004
OBJECTIVES: Papillary muscle rupture following acute myocardial infarction (AMI), which rarely occurs, leads to catastrophic outcomes. We reviewed 6 patients who were diagnosed as having papillary muscle rupture. SUBJECTS AND METHODS: Between February 1986 and September 2002, 6 consecutive patients underwent mitral valve replacement (MVR) for acute mitral regurgitation due ...
Baracioli Luciano Moreira - - 2004
In patients with acute myocardial infarction (AMI), little is known about the correlation between prognostic variables and aspects of ruptured plaque at the coronary angiography. Five hundred patients with acute myocardial infarction were studied in a consecutive and prospective manner; of these, 264 patients were excluded mainly because of the ...
Naik Hursh - - 2004
Left ventricular rupture with subsequent pseudoaneurysm formation is an uncommon but potentially catastrophic complication of acute myocardial infarction. We describe a patient with suspected myocardial rupture in whom the diagnosis was rapidly established with the novel use of contrast echocardiography in an emergency room setting. Contrast echocardiography is compared to ...
Heusch Gerd - - 2004
Atherosclerotic plaque rupture is a key event in the pathogenesis of acute coronary syndromes and during coronary interventions. Atherosclerotic plaque rupture does not always result in complete thrombotic occlusion of the entire epicardial coronary artery with subsequent acute myocardial infarction, but may in milder forms result in the embolization of ...
Mullinix A Jason - - 2004
Computed tomography has had an increasing role in the evaluation of patients after blunt trauma. Important findings in thoracic trauma include acute traumatic aortic injury, pneumothorax, hemothorax, pulmonary contusions and lacerations, mediastinal hematoma, and diaphragmatic rupture. The solid abdominal viscera may lacerate; infarct; or suffer vascular, ductal, or pyelocalyceal disruption. ...
Wehrens Xander H T - - 2004
Rupture of the ventricular free wall is a leading cause of death in patients with acute myocardial infarction (MI). There are a number of risk indicators that are associated with cardiac rupture, such as female gender, old age, hypertension, and first MI. Typical symptoms of cardiac rupture are recurrent or ...
Nishizaki Kazuhiko - - 2004
Rupture of the left ventricular free wall is one of the most serious complications of myocardial infarction. A 73-year-old man with severe chest pain visited our hospital. Coronary angiography revealed acute myocardial infarction in the territory of the diagonal branch. About six hours after successful percutaneous coronary intervention, the patient ...
Arsan Sinan - - 2004
Delayed rupture of a true left ventricular aneurysm is a rare clinical condition. We report a case of a 60-year-old woman who underwent emergency surgical repair of a ruptured true aneurysm of the left ventricular inferior wall 3 months after the myocardial infarction. The repair consisted of endoaneurysmorraphy patch technique. ...
Ikeda Nahoko - - 2004
BACKGROUND: Cardiac rupture after acute myocardial infarction (AMI) is unpredictable and almost always fatal, so the present study reviewed all the clinical characteristics of patients with cardiac rupture to determine if its occurrence can be predicted. METHODS AND RESULTS: The clinical characteristics of 1,296 consecutive AMI patients from January 1992 ...
Alam Samir E - - 2004
The excessive mortality of coronary heart disease is attributed primarily to rupture and thrombotic transformation of the atherosclerotic plaque. Inflammation plays a critical role in plaque destabilization and vulnerability. Inflammation is not confined to the culprit segment but is convincingly widespread in the coronary and remote vascular beds. Systemic inflammatory, ...
Romano Stefania - - 2004
INTRODUCTION: Splenic and renal infarctions are usually related to vascular disease or haematologic abnormalities. Their association is infrequent and rarely observed in trauma. In this study, we analyze our data to look at the occurrence of renal and splenic infarctions based on CT findings in a period of 4 years. ...
Shivaprasad H L - - 2004
Mortalities of 3% in a 1-week period and 2.5% in a 4-week period occurred in two flocks of 13-week-old to 16-week-old male turkeys, respectively. Eleven of 18 birds submitted to the laboratory for necropsy had large amounts of clotted blood in the pericardial sac and transverse bands of haemorrhage at ...
Wainwright Cherry L - - 2004
Matrix metalloproteases (MMPs) are responsible for the breakdown of extracellular matrix materials, including collagen and elastin. There is substantial evidence that, although the activity of MMPs in normal tissue is low, there is an increase in activity under a range of disease states that contributes to the chronic pathology of ...
Chen Sylvia S M - - 2004
Post-myocardial infarction cardiac rupture is an important complication and cause of death in the period following myocardial infarction. It is rarely diagnosed before death. However, early diagnosis is crucial as successful treatment is possible with surgery. A successful outcome is sometimes compromised by difficult anatomy or an extensive infarct. Presentation, ...
Morimoto Keisuke - - 2004
We present a case of postinfarction ventricular septal rupture (VSR) who underwent successful repair using a modified infarction exclusion technique. In our procedure a heterologous pericardial patch is sutured to healthy endocardium in the free wall and septum all around the infarcted area. Interrupted circular mattress sutures were placed through ...
Hartung D - - 2004
Thrombosis of the coronary artery following plaque rupture is the commonest substrate of acute coronary events. The detection of atherosclerotic plaques prone to rupture would allow identifying patients at risk for acute coronary events and aggressive intervention. It has been assumed that the plaque morphology happens to be the major ...
Aronson Doron - - 2004
Abundant data links inflammatory mechanisms to atheromatous plaque destabilization leading to plaque rupture and coronary events. The discovery of inflammatory cells and inflammatory mediators within atherosclerotic plaques prone to rupture led to a series of studies demonstrating an association between various markers of inflammation and future coronary events. Inflammatory markers ...
Daya Samantapudi K - - 2004
Left ventricular free wall rupture is an uncommon complication after a myocardial infarction that is associated with a high mortality rate from pericardial tamponade, especially in the elderly. Early recognition and management of this clinical entity affects the outcome; therefore, a high index of suspicion is imperative. We present a ...
Minami Hiroya - - 2004
We report an unusual case of subepicardial aneurysm (SEA) of the left ventricle. An 82-year-old man had undergone patch closure of a ventricular septal rupture due to anterior acute myocardial infarction. A postoperative left ventriculogram showed the presence of contrast medium outside the left ventricle, and urgent surgery was performed. ...
Shiomi Masashi - - 2004
It is generally considered that coronary rupture-prone plaques play an important role in the onset of sudden cardiac events (acute coronary syndromes/sudden cardiac death). However, it is not clear which factors or stimuli are required to trigger plaque rupture and whether coronary plaques without occlusive thrombi can cause sudden cardiac ...
Tanaka Atsushi - - 2004
Studies have reported a circadian variation in the onset of acute myocardial infarction (AMI). Pathologic studies have revealed that plaque rupture is 1 of the major causes of AMI, but none of these has looked specifically at the circadian variation of plaque rupture. The aim of this study was to ...
Yilik Levent - - 2004
Cardiac cysthydatid is rare pathology and is seen in 0.5 to 2% of echinococcal infections. It is found in the left ventricle most frequently and then in the right ventricle. We present a case with a ruptured cysthydatid at the right atrium's interatrial septum and multiple cysthydatids localized at the ...
Sasseen Brett M - - 2003
Ventricular septal rupture (VSR) is a rare but serious complication following acute myocardial infarction (MI). Patients may present with a new murmur associated with a thrill. Right heart catheterization will demonstrate elevated right atrial and pulmonary artery pressures as well as an oxygen step-up at the right ventricular level. Patients ...
Tan Kong Bing - - 2003
Left ventricular pseudoaneurysm is a rare complication of myocardial infarction or cardiac trauma. We report a case of sudden death from rupture of such a lesion. Clinically, these lesions need to be distinguished from the other ventricular out-pouching lesions (true aneurysms and diverticula) because of their greater likelihood for rupture. ...
Barbey F - - 2003
We report the case of a 35-year-old man with no cardiovascular morbidity, presenting with acute flank pain, microscopic haematuria and normal blood pressure. Initially diagnosed as a ureteral colic, the patient was recovered 6 weeks later with severe hypertensive crisis. Further investigations revealed a massive renal infarction secondary to medial ...
Wu Hsien-Chih - - 2003
Plaque rupture with superimposed thrombosis is the main cause of the acute coronary syndromes of unstable angina, myocardial infarction, and sudden death. Endothelial disruption leading to plaque rupture may relate to mechanical fatigue associated with cyclic flexion of plaques. A novel method is proposed to assess stress and strain distribution ...
Rohde Luis E P - - 2003
Atherosclerosis is predominantly a clinically silent process, and a substantial percentage of patients are first aware of its consequences through the acute and catastrophic event of thrombosis. Extensive basic and clinical research in the 1990s revealed that plaque disruption initiates the majority of thromboses. Furthermore, recent studies indicate that inflammation ...
Naghavi Morteza - - 2003
Atherosclerotic cardiovascular disease results in >19 million deaths annually, and coronary heart disease accounts for the majority of this toll. Despite major advances in treatment of coronary heart disease patients, a large number of victims of the disease who are apparently healthy die suddenly without prior symptoms. Available screening and ...
Naghavi Morteza - - 2003
Atherosclerotic cardiovascular disease results in >19 million deaths annually, and coronary heart disease accounts for the majority of this toll. Despite major advances in treatment of coronary heart disease patients, a large number of victims of the disease who are apparently healthy die suddenly without prior symptoms. Available screening and ...
Nordestgaard Børge G - - 2003
PURPOSE OF REVIEW: Routine measurement of echolucency of atherosclerotic plaques, in addition to degree of stenosis, may change clinical practice in the future. Within the context of previous knowledge in this field, we therefore review recent developments in detection and histological characterization of echolucent rupture-prone plaques and risk for ischaemic ...
Roddy Sean P - - 2003
PURPOSE: Several investigators have suggested a dismal prognosis of ruptured abdominal aortic aneurysm (rAAA) repair in the elderly. The purpose of this study is to evaluate the morbidity and mortality of rAAA repair in octogenarians and compare it to that of a younger population. METHODS: From 1980 to 2000, all ...
Canovas Sergio J - - 2003
BACKGROUND: Left ventricular free wall rupture (LVFWR) is a dramatic complication after myocardial infarction. We present our mid-term clinical and echocardiographic results of LVFWR with an epicardial patch without cardiopulmonary bypass. METHODS: From February 1993 to May 2001, 17 patients underwent surgery for LVFWR. The mean age+/-SD of 12 males ...
Schmermund Axel - - 2003
Arteriosclerosis is an inflammatory disease. Inflammatory processes play a role in the initiation of plaque development and the early stages of the disease as well as in complex plaques and complications such as intraarterial thrombosis. A method to detect inflammation in coronary arteries has the potential to characterize both local ...
Lin Chia-Hsun - - 2003
An 83-year-old woman had a sudden onset of loss of consciousness with no detectable blood pressure. Pulseless electrical activity was present in the electrocardiogram and massive pericardial effusion was found by echocardiography. Emergent subxiphoid pericardiotomy and drainage was immediately performed to release the cardiac tamponade at bedside and was followed ...
Ueda Yasunori - - 2003
When observed by angioscopy, the culprit lesions of acute coronary syndrome (ACS) have a common appearance of a yellow plaque with irregular surface covered by a thrombus. Angioscopy is a powerful device to detect not only the ruptured plaques at ACS lesions but also the yellow plaques in their early ...
Tomaselli Florian - - 2003
A patient had attempted suicide by firing a butcher's gun into his left chest 3 cm caudal to the mammilla. Transthoracic echocardiography and CT-scan showed a discrete hematopneumothorax but no pericardial effusion, the cardio respiratory condition was stable. As the bolt had been aimed directly at the heart of the ...
Birnbaum Yochai - - 2003
Ventricular free wall rupture remains a dreaded complication of acute myocardial infarction. A dramatic fatal presentation is not universal and if recognized early, especially in its sub-acute form, a therapeutic intervention may be lifesaving. Changing trends in its natural history and the previously described pathological subtypes have emerged since the ...
Görg C - - 2003
PURPOSE: Splenic infarction is a major problem of splenic pathology but is characterized by a high tendency for complete healing. The purpose of this study is to describe frequency, sonographic patterns, and complications of chronic infarction (CI) METHODS: Between 1980-2001 550 patients with focal splenic lesions were diagnosed by ultrasound. ...
Schanzenbächer P - - 2003
Most coronary artery fistulae are congenital in origin but have been reported to be acquired as complications of chest trauma, coronary angioplasty, or rupture of a coronary artery aneurysm. This is the first angiographic documentation of a coronary fistula acquired after myocardial infarction that subsequently closed spontaneously during follow up.
Yip Hon-Kan - - 2003
BACKGROUND: Cardiac rupture, an uncommon yet catastrophic complication after acute myocardial infarction (AMI), has been studied primarily in the prethrombolytic and thrombolytic therapy eras but not in the direct percutaneous coronary intervention (d-PCI) reperfusion therapy era. The aim of this study was to delineate the incidence, potential risks, timing of ...
Sugiura Tetsuro - - 2003
We evaluated the clinical significance of angiographic indexes and pericardial involvement in predicting increased risk of free wall rupture after reperfusion therapy and found that Thrombolysis In Myocardial Infarction (TIMI) <3 flow grade after reperfusion therapy was a significant variable related to the free wall rupture. Moreover, pericardial rub was ...
Sano Toshihiko - - 2003
BACKGROUND: Elevated serum C-reactive protein (CRP) is of clinical significance in the management of acute coronary syndromes, but there have been few in vivo studies detailing the relation between lesion morphology and elevated CRP in the setting of acute myocardial infarction (AMI). In this study, we investigated the relation between ...
Hunsaker Donna M - - 2003
Kawasaki disease (KD), an acute febrile childhood vasculitis of unknown etiology, preferentially involves the coronary arteries. Diagnosis typically rests on strict clinical criteria. If untreated, KD may be complicated by coronary arteritis and progress to aneurysm formation, thereby predisposing the child to a small but significant risk of death. We ...
Svedjeholm Rolf - - 2003
Although left ventricular free wall rupture is a comparatively common cause of death in acute myocardial infarction survival is infrequently reported. However, even in cases where surgical expertise is not immediately available the condition can be temporarily controlled by judicious pericardial aspiration and blood transfusion until definitive repair can be ...
Yu Qianli - - 2003
Methamphetamine (MA) not only affects the nervous system but also has cardiac toxicity and immunosuppressive properties. This manuscript will provide support that there is a relationship between MA use and heart disease as well as immune dysfunction. The cardiovascular manifestations of acute MA use include tachycardia, atrioventricular arrhythmias, myocardial ischemia, ...
Shiomi Masashi - - 2003
OBJECTIVE: Coronary heart disease is the most common cause of death in developed countries. However, there are no suitable animal models that mimic spontaneous myocardial infarction in humans. In this study, we attempted to obtain a rabbit strain with spontaneous myocardial infarction by selective breeding of coronary atherosclerosis-prone Watanabe heritable ...
Raghuram A R - - 2003
Ventricular rupture following myocardial infarction is a serious clinical problem with a high mortality. A 60-year-old man with left ventricular rupture and cardiac tamponade following myocardial infarction was managed successfully by emergency surgery. An onlay patch of Teflon held in place by an adhesive without any sutures was used to ...
Fujii Hiromichi - - 2003
A Mallory - Weiss tear occurred as a complication of intraoperative transesophageal echocardiography carried out in a 62-year-old man who underwent coronary artery bypass grafting. Left ventricular function was monitored in the transgastric short-axis view. Postoperative esophagogastroscopy revealed a Mallory - Weiss tear at the gastroesophageal junction and erosions in ...
Straub A - - 2003
After blunt chest trauma, a patient with chronic coronary heart disease sustained an isolated rupture of the right coronary artery. All findings suggested a heart contusion complicated by a non-compromising pericardial effusion and aggravated by anticoagulation with phenprocoumon. After right-ventricular failure occurred, emergency coronary revascularization could not prevent a fatal ...
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