Search Results
Results 251 - 300 of 2018
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Andreou Andreas Y - - 2009
A 43-year-old patient was admitted to hospital because of an inferior-posterior myocardial infarction. The admission electrocardiogram was suggestive of a right coronary artery (RCA) culprit lesion. Coronary angiography following successful thrombolysis revealed a normal left system and mild intraluminal disease of the dominant RCA, which arose from the left aortic ...
Salisbury Adam C AC Division of Cardiovascular Diseases, Mayo Clinic, 200 First Street SW, Rochester, MN 55905, - - 2009
To determine the frequency of urgent coronary angiography in patients with acute pericarditis and to examine clinical characteristics associated with coronary angiography. This is a retrospective analysis of all incident cases of acute viral or idiopathic pericarditis evaluated at Mayo Clinic's site in Rochester, MN, between January 1, 2000, and ...
Quinn Tom T Faculty of Health and Medical Sciences, University of Surrey, Guildford, UK. - - 2009
The effectiveness of pre-hospital thrombolysis (PHT) in reducing mortality following ST segment elevation myocardial infarction (STEMI) is well established. In England, PHT is provided to around 17% of STEMI patients, and responsibility for treatment rests largely with paramedics rather than physicians as in some other countries, but little is known ...
Kruk Mariusz - - 2009
Hemoglobin (Hb) levels may interact with inflammatory activation, but it is unknown whether the interaction has any impact on clinical outcomes in acute coronary syndromes. The aim of this study was to assess the relationship between admission Hb levels, leukocytosis and clinical outcomes of ST-elevation myocardial infarction (STEMI) treated with ...
Olivotto Iacopo - - 2009
BACKGROUND: A 10-year-old boy presented with a history of severe angina on exertion. A two-dimensional echocardiogram showed mild asymmetric left ventricular (LV) hypertrophy localized to the interventricular septum, consistent with nonobstructive hypertrophic cardiomyopathy. A maximal treadmill exercise test was terminated early owing to marked downsloping of the ST-T segment on ...
Cardoso Mario J - - 2008
STUDY DESIGN: This is an in vitro biomechanical study. OBJECTIVE: The current investigation was performed to evaluate adjacent level kinematic change following unilateral and bilateral facet violation and laminectomy following 1-, 2-, and 3-level reconstruction. SUMMARY OF BACKGROUND DATA: The incidence of superior-segment facet violation with lumbar transpedicular fixation has ...
Ungi Imre - - 2008
Cardioprotection due to angiotensin enzyme inhibitors is attributed, at least in part, to the inhibition of bradykinin breakdown and the preconditioning effect of the elevated endogenous bradykinin level. We have previously shown that in patients undergoing percutaneous coronary intervention, one 120-second balloon inflation is insufficient to precondition the heart. The ...
Cannon Christopher P - - 2008
The Strategies and Therapies for Reducing Ischemic and Vascular Events (STRIVE) acute coronary syndromes critical pathway toolkit has been revised again based on the 2007 focused update of the American College of Cardiology/American Heart (ACC/AHA) Association guidelines for the management of patients with ST-segment elevation myocardial infarction (STEMI). A previous ...
Iskandar Said B - - 2008
Standard 12-lead electrocardiography is used to diagnose acute myocardial infarctions in patient presenting with ST elevation. The specificity of ST segment elevation for the corresponding area is more than 90 percent. It has been suggested that ST-segment elevation in lead aVR may indicate left main disease. We will present a ...
Pride Yuri B - - 2011
Background: Myocardial ischemia has been associated with motor vehicle collisions (MVCs). However, we were unable to find reported cases of ST-segment elevation myocardial infarction (STEMI) leading to ventricular tachyarhythmia and subsequent MVC. In such patients, decisions regarding antiplatelet and antithrombotic therapy need to balance the risk of ongoing myocardial ischemia ...
Jayroe Jason B - - 2009
Guidelines recommend that patients with suggestive symptoms of myocardial ischemia and ST-segment elevation (STE) in > or =2 adjacent electrocardiographic leads should receive immediate reperfusion therapy. Novel strategies aimed to reduce door-to-balloon time, such as prehospital wireless electrocardiographic transmission, may be dependent on the interpretation accuracy of the electrocardiogram (ECG) ...
Aqel Raed A - - 2009
A significant proportion of patients with myocardial infarction are missed upon initial presentation to the emergency department. The 12-lead electrocardiogram (ECG) has a low sensitivity for the detection of acute myocardial infarction, especially if the culprit lesion is in the left circumflex artery (LCA). This study was designed to evaluate ...
Barbieri Andrea - - 2008
AIMS: To determine the frequency and predictors of left ventricular dilatation assessed by magnetic resonance imaging among patients with a first acute myocardial infarction treated with successful primary angioplasty and stent. METHODS AND RESULTS: Cine magnetic resonance imaging and late enhancement imaging were prospectively performed in 42 patients 1 month ...
Koca Vedat - - 2008
The clinical manifestations characterized by myocardial ischemia due to a sudden decrease in coronary artery flow are defined as "acute coronary syndromes". These syndromes are classified according to the presence of ST segment elevation on the electrocardiogram (ECG) and the presence of a Q wave. In ST-elevation myocardial infarction (STEMI), ...
Yim Kin-Ming Anfernee - - 2008
INTRODUCTION: Sibutramine is an amphetamine-like drug used for its weight reducing effect. Sibutramine-induced acute coronary syndrome has rarely been reported. We report a case of myocardial infarction associated with the use of sibutramine. CASE REPORT: A 37-year-old woman presented to an Emergency Department (ED) with intermittent retrosternal chest pain, nausea, ...
Valente Serafina - - 2008
OBJECTIVE: Primary percutaneous coronary intervention is currently known as the most effective reperfusion strategy in patients with ST-elevation myocardial infarction. There are no formal recommendations from the American Heart Association/American College of Cardiology and European Society of Cardiology guidelines regarding the treatment of comatose patients with signs of ST-elevation myocardial ...
Boden William E - - 2008
PURPOSE OF REVIEW: Chronic heart disease is the leading cause of death in the United States, and coronary artery disease constitutes the number one cause among them. ST-segment elevation myocardial infarction comprises a large number of events per year in the United States. It is important to develop an integrated ...
Tricoci Pierluigi - - 2008
PURPOSE OF REVIEW: This review describes available data on the optimal timing of an early invasive strategy in patients with high-risk non-ST-segment elevation acute coronary syndromes, along with challenges with type of studies. We also discuss the implication of timing in the overall management of the non-ST-segment elevation acute coronary ...
Adachi Shiro - - 2008
Segmental infarction of the testis represents a rare entity in that there have been fewer than 40 cases documented in the literature. Like global infarction, segmental infarction of the testis can masquerade as a mass lesion or torsion of the testis. Reported herein is a very rare case of segmental ...
Núñez-Gil Iván Javier IJ Cardiology Department, Cardiovascular Institute, Hospital Clínico San Carlos, Madrid, Spain, Europe. - - 2008
Apical ballooning shares features with acute coronary syndromes. Recently, atypical forms have been reported without apical involvement. Usually, the prognostic reports have compared them with ST-segment elevation infarction. Left ventricular transient dyskinesias (LVTD), however, frequently occur without ST-segment elevation and when present, these patients always have open arteries. Our aim ...
Haney Michael F - - 2009
There is no concensus concerning where in the ST segment to measure. We studied the relation between different J point intervals to ST results during tachycardia and ischemia. Symptomatic (anesthetized) patients with coronary artery disease were paced at ascending incremental levels until they became ischemic. ST vector magnitude and ST ...
Zhong-qun Zhan - - 2009
The mechanisms of the so-called extensive anterior acute myocardial infarction including ST-segment elevation in leads V(1) (ST upward arrow(V1)) through V(6) (ST upward arrow(V6)) are not clear. This report is focused on the electrocardiographic (ECG) changes in 2 cases with anterior AMI. In case 1, the ECG showed complete right ...
Johanson Per - - 2009
Acute ST-segment elevation myocardial infarction requires prompt restoration of myocardial perfusion to salvage myocardium at risk of ischemic necrosis and improve clinical outcome. Early resolution of ST-segment elevation during the time after reperfusion has been associated with both these end points. From the ASsessment of the Safety and Efficacy of ...
Merten Constanze - - 2008
In patients with myocardial infarction infarct size and transmural extent are of high prognostic value for clinical outcome and recovery of contractile function of the affected myocardium either spontaneously or after revascularisation. Delayed contrast-enhancement magnetic resonance imaging (DCE-MRI) is a non-invasive imaging technique of high accuracy for determination of myocardial ...
Terkelsen Christian J - - 2008
Early reperfusion therapy is essential in the treatment of patients with ST-segment elevation myocardial infarction. Fibrinolytic therapy is a feasible reperfusion strategy to be initiated at any hospital and preferably in the pre-hospital phase. Primary percutaneous coronary intervention (PPCI) is acknowledged as a superior reperfusion strategy when initiated in a ...
Naqvi Moazzam Ali - - 2008
BACKGROUND: A number of researchers have used different electrocardiographical criteria to predict the culprit vessel in acute interior wall myocardial infarction (MI) cases. Therefore, the determination of infarct related artery in AMI is extremely important with regard to prediction of potential complications, furthermole, predicting the probable site of occlusion within ...
Coosemans Mark - - 2008
We report a case of abrupt closure of the right ventricular branch of the right coronary artery due to stenting. This closure caused marked ST-elevations in the precordial leads suggesting a problem in the left coronary artery. This phenomenon is scarcely reported in the literature. We discuss the typical electrocardiographic ...
Lee L C - - 2008
We report a 70-year-old man with high lateral ST elevation myocardial infarction secondary to occlusion of left circumflex artery. Electrocardiography (ECG) showed ST depression in inferior leads and isolated ST elevation in leads aVR and aVL, demonstrating a superior axis of the injury current vector. Different presentations of ECG pattern ...
Achari V - - 2008
The mortality rate of acute myocardial infarction has declined considerably in the past three decades. In view of paucity of literature from different centres from India on this issue, the present study was undertaken to determine the in-hospital mortality with acute ST segment elevation myocardial infarction presenting to a tertiary ...
Alvarez Tamargo José A - - 2008
BACKGROUND: The appropriate management of patients with an intermediate Duke treadmill score (DTS) is not well established.The aim of this study is to compare several treadmill indexes (American College of Cardiology/American Heart Association (ACC/AHA) High-Risk Criteria for exercise testing,Veterans Affairs and West Virginia Prognostic Score, ST/Heart Rate Index, Failure to ...
Madala Mohan C - - 2008
OBJECTIVES: Because excess adiposity is one of the most important determinants of adipokines and inflammatory factors associated with coronary plaque rupture, we hypothesized that obesity was associated with myocardial infarction at earlier ages. BACKGROUND: The developing obesity pandemic of the past 50 years has gained considerable attention as a major ...
Sharkey Scott W - - 2008
An important subset of patients (approximately 10%) with chest pain and ST-segment elevation on initial electrocardiogram (ECG) do not have acute coronary occlusion. In our experience, 5% of women presenting with chest pain and ST-segment elevation are proven to have the newly recognized syndrome of tako-tsubo (stress) cardiomyopathy (TC). Patients ...
Nikus Kjell C - - 2008
Acute coronary syndrome with subtotal occlusion of the left main coronary artery is rather frequently encountered in the catheterization laboratory, whereas survival to hospital admission of sudden total occlusion of the left main coronary artery is rare. The typical electrocardiographic (ECG) finding in cases with preserved flow through the left ...
Buller Christopher E - - 2008
BACKGROUND: Primary percutaneous coronary angioplasty is an effective and widely adopted treatment for acute myocardial infarction. A simple method of determining prognosis after primary percutaneous coronary intervention (PCI) would facilitate appropriate care and expedite hospital discharge. Thus, we determined the prognostic importance of various measures of ST-segment-elevation recovery after primary ...
Chuang Kai Jen - - 2008
The association of particulate matter (PM) with cardiovascular morbidity and mortality is well documented. PM-induced ischemia is considered a potential mechanism linking PM to adverse cardiovascular outcomes. In a repeated-measures study including 5979 observations on 48 patients 43 to 75 years of age, we investigated associations of ambient pollution with ...
Haydon T P - - 2008
We report the case of a 51-year-old woman receiving endobronchial treatment with neodymium:yttrium garnet laser After 30 minutes of stable anaesthesia and laser treatment, sudden inferior myocardial ischaemia developed followed by haemodynamic collapse. Resuscitation with fluids, pressors, atropine and esmolol was successful, leading to rapid resolution of the ischaemia and ...
Geng Shuren - - 2008
A 65-year-old woman was transferred from another hospital with a diagnosis of acute myocardial infarction associated with shock. An initial electrocardiogram (ECG) showed ST-segment elevation in leads V1-V6. A transoesophageal echocardiogram showed akinesis of the distal anterior septum and apical regions and hyperkinesis of the basal segments, with an ejection ...
Kosuge Masami - - 2008
BACKGROUND: Elevated C-reactive protein (CRP) levels at admission are associated with adverse outcomes in patients with non ST-segment elevation acute coronary syndromes (NSTE-ACS). HYPOTHESIS: C-reactive protein measurement not only at admission, but also after admission, may be useful for predicting adverse outcomes in NSTE-ACS. METHODS: We measured high-sensitivity CRP levels ...
Puhr Joshua - - 2008
Lithium toxicity is associated with electrocardiogram (ECG) changes, but changes suggestive of an ST segment elevation myocardial infarction have not been reported. A 46-year-old incarcerated man suffering from diabetes, hypertension, and schizoaffective/bipolar disorder was treated with lithium 1,200 mg twice daily. Two days prior to presentation the patient became confused, ...
Alkaabi Salem - - 2008
BACKGROUND: The prognostic value of admission ST-segment changes in patients with non-ST elevation acute coronary syndromes (NSTE ACS) is well established; however, the value of a next-day follow-up electrocardiogram (ECG) is unclear. METHOD: We evaluated ST-depression (ST(downward arrow)) and Q-wave status on the admission and 24 to 36-hour follow-up ECG ...
White Harvey D - - 2008
Modern management of acute myocardial infarction is built on a clinical evidence base drawn from many studies undertaken over the past three decades. The evolution in clinical practice has substantially reduced mortality and morbidity associated with the condition. Key to this success is the effective integration of antithrombotic therapy combined ...
Slivnjak Valentina - - 2009
Stress cardiomyopathy or Tako-Tsubo Syndrome (TTS) clinically manifests with sudden chest pain and/or dyspnea, and is generally triggered by emotional or physical stress. Electrocardiographic (ECG) changes are similar to acute myocardial infarction with ST-elevation, but coronarography shows no significant pathomorphological changes of coronary arteries. Ventriculography and echocardiography show reversible akinesis ...
Weir Robin A P - - 2008
Current clinical practice dictates that invasive management strategies frequently are adopted in patients with both ST-segment elevation and non-ST-segment elevation acute coronary syndromes. Such strategies rely on obtaining vascular access and, as such, are not always technically feasible. We report a case in which cardiac computed tomography was used to ...
Kim J-T - - 2008
BACKGROUND: The GlideScope intubating device has been reported to provide a comparable or superior laryngoscopic view compared with direct laryngoscopy in adults. This study compared the use of the GlideScope with direct laryngoscopy for the laryngoscopic view and intubation time in children. METHODS: The laryngoscopic view in 203 children was ...
Dominguez-Rodriguez Alberto - - 2009
OBJECTIVE: To investigate the possible association between admission ischemia modified albumin (IMA) levels and ST-segment resolution (STR) in ST-segment elevation myocardial infarction (STEMI) patients treated with primary percutaneous coronary intervention (PCI). MATERIALS AND METHODS: We studied 117 patients with a first STEMI within 6h of the onset of pain. Admission ...
Laskey Warren K - - 2008
OBJECTIVE: To assess the effect of ischemic postconditioning on indices of coronary microvascular function during percutaneous coronary intervention (PCI) for acute ST segment elevation myocardial infarction (STEMI). BACKGROUND: Myocardial tissue level perfusion remains suboptimal in many patients with STEMI despite restoration of antegrade flow in the epicardial coronary artery. METHODS: ...
Kukla Piotr - - 2008
Sudden cardiac death (SCD) is responsible for almost 50% of all cardiac deaths in the U.S. The most common underlying cause of SCD is coronary artery disease, especially acute myocardial infarction (AMI). There are no publications concerning the shape of ST segment elevation in AMI and the risk of ventricular ...
Lee Sang-Hee - - 2008
The relation between body mass index (BMI) and waist-to-hip ratio (WHR) to clinical outcomes in patients with ST-segment elevation acute myocardial infarction (MI) has not been well described. As part of the Korean Acute MI Registry, we enrolled 3,734 eligible patients who were diagnosed with ST-segment elevation acute MI. The ...
Taggar Jaspal S - - 2009
We described a patient presenting with acute myocardial infarction after sustaining a hymenoptera (bee) sting. Cardiac catheterisation confirmed significant intra-coronary thrombosis in the left anterior descending artery with minimal underlying plaque disease. A unifying diagnosis of Kounis syndrome secondary to hymenoptera envenomation was made. This is followed by a brief ...
Bång Angela - - 2009
Among 388 patients with ST-elevation and myocardial infarction admitted to hospital with ambulance, we found the following to be independent predictors of the short term (30 days) mortality rate; Age and treatment with aspirin prior to hospital admission. The following were associated with long term (30 days to 5 years) ...
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