Search Results
Results 451 - 500 of 1437
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Hendrikx Marc - - 2006
BACKGROUND: Recent trials have shown that intracoronary infusion of bone marrow cells (BMCs) improves functional recovery after acute myocardial infarction. However, whether this treatment is effective in heart failure as a consequence of remodeling after organized infarcts remains unclear. In this randomized trial, we assessed the hypothesis that direct intramyocardial ...
Gasz B - - 2006
BACKGROUND: In addition to the well-investigated proinflammatory cytokine expression, there is an ever increasing interest in the field of anti-inflammatory response to cardiopulmonary bypass (CPB). Evidence suggests that myocardium serves as an important source of cytokines during reperfusion and application of CPB. The effect of coronary artery bypass graft (CABG) ...
Cicekcioglu Ferit - - 2006
BACKGROUND: To determine whether 500,000 KIU aprotinin is effective to reduce blood loss in coronary artery bypass grafting (CABG) and to evaluate the effects of this regimen on hematologic parameters. METHODS: Forty-four patients scheduled for primary CABG were randomly assigned to the aprotinin (n = 24) or control group (n ...
Raivio P - - 2006
BACKGROUND: Cardiopulmonary bypass and coronary artery bypass grafting (CABG) result in significant thrombin generation and activation of fibrinolysis. Thrombin contributes to myocardial ischemia-reperfusion injury in animal studies, but the role of thrombin in myocardial damage after CABG is unknown. OBJECTIVES: We measured thrombin generation and fibrin turnover during reperfusion after ...
Karthik S - - 2006
Over the last two decades, many studies have shown better long-term patency rates and survival in patients under-going coronary artery bypass grafting (CABG) with left internal mammary artery (LIMA) to the left anterior descending artery (LAD). World-wide, LIMA is accepted as the 'gold standard' for surgical revascularisation and its usage ...
Mehta Rajendra H - - 2006
OBJECTIVES: We sought to characterize patterns of clopidogrel use before coronary artery bypass grafting (CABG) and examine the drug's impact on risks for postoperative transfusions among patients with non-ST-segment elevation acute coronary syndromes (NSTE ACS). BACKGROUND: Adherence in community practice to American College of Cardiology/American Heart Association guidelines for clopidogrel ...
Symons J A - - 2006
Previous studies have investigated the role of volatile anaesthetic agents in myocardial protection during coronary artery bypass graft (CABG) surgery, and some have identified beneficial effects. However, these studies have been too small to identify a significant effect on myocardial infarction (MI) or mortality. We undertook a systematic overview and ...
Peric Vladan M - - 2006
BACKGROUND: Although the fact that chest pain has a negative influence on the quality of life is well known, it is not completely clear whether the preoperative severity of angina can be a predictor of the quality of life change after coronary artery bypass grafting (CABG). METHODS: We studied 243 ...
Osswald B - - 2006
OBJECTIVE: Over the last years, there has been a clear trend that an increasing number of patients are admitted for CABG with advanced disease, complex pathomorphological alterations and impaired left ventricular function. The necessity of performing extensive reconstructive coronary surgery rather than coronary bypass grafting, in its original sense, is ...
Heidecker Jay - - 2006
Pleural effusions are common after coronary artery bypass grafting (CABG) surgery and can be categorized by time intervals: perioperative (within the first week), early (within 1 month), late (2-12 months), or persistent (after 6 months). The perioperative effusions are usually attributable to diaphragm dysfunction or internal mammary artery harvesting and ...
Debing Erik - - 2006
We compared early outcome after carotid endarterectomy (CEA) in patients (n = 857 with 1,011 CEA interventions) with and without chronic renal insufficiency (CRI). Two groups were compared: a group with normal renal function (n = 909) and a group with CRI (creatinine >/=1.5 mg/dL and clearance of </=30 mL/min, ...
Thielmann Matthias - - 2006
OBJECTIVE: Perioperative graft failure following coronary artery bypass grafting (CABG) results in acute myocardial ischemia/infarction (PMI), which may necessitate an acute secondary revascularization procedure to salvage myocardium, in order to preserve ventricular function and improve patient outcome. Whether acute percutaneous coronary (re)intervention (PCI), emergency reoperation, or conservative intensive care treatment ...
Kangasniemi Olli-Pekka - - 2006
BACKGROUND: Increased levels of C-reactive protein (CRP) are associated with the presence and severity of atherosclerosis, and with increased risk of coronary events as well as of cardiac events after coronary percutaneous intervention. METHODS: We have investigated whether preoperative CRP had an impact on the long-term outcome of 843 patients ...
Xiong Glen L - - 2006
Depression is increasingly recognized as an independent prognostic risk factor in patients with coronary artery disease and coronary artery bypass grafting (CABG). The use of selective serotonin reuptake inhibitors (SSRIs) for depression in patients with cardiac disease is becoming more prevalent. We examined the long-term outcomes of patients on SSRIs ...
Palmerini Tullio - - 2006
Although great interest exists in the relative efficacy of coronary artery bypass grafting (CABG) versus percutaneous coronary intervention (PCI) for the treatment of unprotected left main coronary artery stenosis, data comparing the 2 strategies are scant. Furthermore, no comparison has ever been performed between CABG and drug-eluting stents in this ...
Reeves Barnaby C - - 2006
OBJECTIVE: Many studies have described reduced morbidity in hospital and equivalent midterm outcomes with off-pump coronary artery bypass (OPCAB) surgery compared to conventional CABG (CABG-CPB). However, OPCAB is sometimes converted acutely to CABG-CPB. We describe the risk of acute conversion and compare patients' outcomes for acutely converted OPCAB with unconverted ...
Shapira Oz M - - 2006
BACKGROUND: The prevalence of patients with severe left ventricular dysfunction (LVD) referred for coronary artery bypass grafting (CABG) is increasing. The aim of the present study was to assess the outcomes of patients with severe LVD undergoing CABG. METHODS: Outcomes of 115 consecutive patients with severe LVD (left ventricular ejection ...
Stieh Jürgen - - 2006
OBJECTIVE: This study was undertaken to determine the impact of specific intensive care procedures on preoperative hemodynamics, incidence of preoperative organ dysfunction, and in-hospital mortality among neonates with hypoplastic left heart syndrome with pulmonary overcirculation and to assess the influence of the change in preoperative management on early postoperative outcome. ...
Wu Fei-Yi - - 2006
BACKGROUND: Coronary artery bypass grafting surgery (CABG) remains a challenge for patients with coronary artery disease and left ventricular (LV) dysfunction. The aim of this study was to evaluate the result of CABG in patients with LV dysfunction. METHODS: Medical records of 1,847 patients who underwent primary, isolated CABG at ...
Weir Ian - - 2006
The near exponential rise in percutaneous coronary intervention(PCI) in the treatment of patients with coronary artery disease and the consequent decline in referral of patients for coronary artery bypass grafting (CABG) has lead to a crisis in cardiac surgery. Is CABG, one of the most successful and widely applied surgical ...
Tritapepe L - - 2006
BACKGROUND: The calcium sensitizer levosimendan protects against myocardial ischaemia and reperfusion injury in animal models. METHODS: The present pilot study investigated whether a short infusion before coronary artery bypass grafting (CABG) would protect the myocardium and improve postoperative haemodynamics. Twenty-four patients with stable angina undergoing elective CABG surgery were randomized ...
Liddicoat John R - - 2006
BACKGROUND: Drug-eluting stents (DES) reduce the incidence of restenosis after percutaneous coronary intervention and have been predicted to decrease the number of patients referred for coronary artery bypass grafting (CABG). The purpose of this study was to determine the impact of DES on the number and characteristics of patients referred ...
Bonacchi M - - 2006
AIM: In patients with unstable angina (UA) undergoing nonelective myocardial revascularization we compare the outcomes of skeletonized bilateral internal mammary arteries (BIMA) vs left internal mammary artery (LIMA) and saphenous vein grafts (SVGs) vs SVGs only. METHODS: Between January 1997 and December 2003, 758 patients: 612 (80.7%) males, mean age ...
Sasahashi Nozomu - - 2006
Delayed saphenous vein graft (SVG) rupture following coronary artery bypass graft (CABG) is an unusual but potentially fatal complication. Herein we report a case of SVG rupture 18 years after CABG. A 75-year-old man had undergone a CABG with SVG in 1987 at another institution. In 2004 the patient developed ...
Arora Rohit - - 2006
BACKGROUND AND AIM: Cardioprotective strategies implemented to prevent ischemic events in patients at risk for cardiovascular disease have decreased morbidity and prolonged survival. In this review, we have used evidence-based medicine and number-needed-to-treat (NNT) analyses to determine which interventions are most beneficial in minimizing ischemic events and prolonging survival following ...
Kamohara Keiji - - 2006
OBJECTIVE: The purpose of this study was to evaluate the adequate timing of coronary artery bypass grafting (CABG) for acute coronary syndrome (ACS). METHODS: In our institution, emergency CABG has been avoided when possible for ACS patients favoring stabilization with medical therapies, including intra-aortic balloon pumping or percutaneous coronary intervention. ...
Srivastava Sudhir - - 2006
BACKGROUND: Internal thoracic arteries (ITA) have been shown to offer longer graft patency. Off-pump coronary artery bypass graft surgery (CABG) through small lateral thoracotomy has been reported. The present study deals with feasibility of using bilateral ITAs (BITA) in CABG through small lateral thoracotomy facilitated by the da Vinci robotic ...
Wasir Harpreet - - 2006
BACKGROUND: Although quality assessment of coronary artery patients can be done by 30 days risk-adjusted operative mortality, it is still insufficient to study the outcome after primary coronary artery bypass graft surgery (CABG). In our study, we attempted to determine the factors, which can help predict operative mortality before and ...
Karhunen Janne P - - 2006
OBJECTIVE: Sudden hemodynamic collapse after coronary artery bypass graft (CABG) surgery is a complication with high morbidity and mortality. The aim of this study was to explore factors possibly predictive of this major complication. DESIGN: Retrospective case-control study. SETTING: University hospital, department of cardiothoracic surgery. PARTICIPANTS: Between 1988 and 1999, ...
Osaka Motoo - - 2006
We measured the hydroxyl radical (.OH) generation in fourteen patients undergoing coronary artery bypass grafting (CABG), of whom seven patients underwent on-pump CABG with cardiopulmonary bypass (CPB) and seven patients underwent off-pump CABG without CPB. To detect .OH generation, we measured the urinary excretion of .OH products of creatinine (Cr), ...
Tugtekin S M - - 2006
Redo coronary artery bypass grafting (CABG) is still associated with increased morbidity and mortality compared to primary operation. Myocardial protection is one of the key issues in redo on pump CABG and is still a matter of debate. Off pump redo CABG seems to be an attractive alternative as native ...
Bradshaw Pamela J - - 2006
BACKGROUND: Health-related quality of life (HRQOL) among long-term survivors of coronary artery bypass surgery is an important outcome that has been little studied at the population level. METHODS: A postal survey was conducted in 1999 to 2000 in patients 6 to 20 years after coronary artery bypass graft (CABG) surgery ...
Kosuge Keiichiro - - 2006
To investigate risk factors for coronary artery disease (CAD), we analyzed the clinical parameters of patients with a coronary artery bypass graft (CABG) in a case-control study. Eighty-eight patients (75 males and 13 females) who underwent CABG surgery between 2001 and 2002 were compared with age- and sex-matched healthy controls ...
Cavalca Viviana - - 2006
BACKGROUND: Conventional on-pump coronary artery bypass grafting (CABG) is associated with a systemic inflammatory response and by an increased production of reactive oxygen species, whereas off-pump coronary artery bypass grafting (OPCAB) is thought to be accompanied by less oxidative stress. Urinary isoprostane iPF2alpha-III is a new marker reflecting oxidative stress; ...
Kjaergard Henrik K - - 2006
OBJECTIVES: To calculate the incidence and analyse and outcome after coronary artery bypass grafting (CABG) within the first year after randomisation of 1,572 patients with acute myocardial infarctions with ST-segment elevation (STEMI) to either percutaneous coronary intervention (PCI) or fibrinolysis. DESIGN: The study includes 131 patients: 108 male and 23 ...
Hata Mitsumasa - - 2006
BACKGROUND: Outcomes of emergency coronary artery bypass grafting (CABG) for acute coronary syndrome (ACS) due to left main coronary (LMT) disease remain unclear. This study aimed to assess prognoses for patients undergoing emergency CABG for ACS due to LMT disease. METHODS: One hundred and four patients undergoing emergency CABG for ...
Murphy Glenn S - - 2006
OBJECTIVES: Experimental studies have shown that opioids protect the myocardium from ischemic injury and that opioid cardioprotection is enhanced by the coadministration of volatile anesthetics. Previous data suggest that morphine produces a more potent cardioprotective effect than fentanyl. The present study investigated the effect of the choice of intraoperative opioid ...
Bhindi R - - 2006
A 60-year-old man experienced catastrophic haemodynamic decompensation 3 days following coronary artery bypass grafting (CABG). Aspiration thrombectomy to remove a left main coronary artery saddle embolus resulted in immediate haemodynamic improvement with no requirement for angioplasty or repeat bypass grafting. Coronary thromboembolism should be considered in the differential diagnosis of ...
Nilsson Johan - - 2006
AIMS: To compare 19 risk score algorithms with regard to their validity to predict 30-day and 1-year mortality after cardiac surgery. METHODS AND RESULTS: Risk factors for patients undergoing heart surgery between 1996 and 2001 at a single centre were prospectively collected. Receiver operating characteristics (ROC) curves were used to ...
Lee Michael S - - 2006
OBJECTIVES: This study evaluated the clinical outcomes of consecutive, selected patients treated with coronary artery bypass graft (CABG) surgery or percutaneous coronary intervention (PCI) with drug-eluting stents (DES) for unprotected left main coronary artery (ULMCA) disease. BACKGROUND: Although recent data suggest that PCI with DES provides better clinical outcomes compared ...
Kon Zachary N - - 2006
OBJECTIVE: It is believed that off-pump coronary artery bypass grafting (OPCAB) leads to hypercoagulability, but efforts to document such a state have been unrevealing. We hypothesized that OPCAB increases the risk of developing a regional hypercoagulable state. METHODS: Blood was obtained from the aorta and coronary sinus (CS) after CABG ...
Darwazah Ahmad K - - 2006
BACKGROUND AND AIM: Left ventricular dysfunction is an important predictor of in-hospital mortality. Surgical risk among these patients remains high. The present study is conducted to evaluate the difference in early morbidity and mortality among patients with compromised left ventricular function (LVF) after myocardial revascularization using either off-pump or on-pump ...
Vavlukis M - - 2006
OBJECTIVES: To identify factors that influence graft disease and native coronary arteries progression disease and prognostic implication of this process. BACKGROUND: Unsolved problem in CABG patients is progression of the disease in bypass grafts and native coronary arteries. METHODS: Data from 102 patients with CABG, who underwent re-coronarography, were analyzed: ...
Shih Joseph Juey-Ming - - 2006
Acute cholecystitis following coronary artery bypass grafting (CABG), although rare, is a potentially life-threatening consequence of prolonged cardiopulmonary bypass (CPB)procedures. Minimally invasive direct coronary artery bypass (MIDCAB), performed without sternotomy and without CPB, is perhaps the least traumatic type of CABG procedure.Nevertheless, we present 2 cases of acute cholecystitis following ...
Dogan Omer Faruk - - 2006
OBJECTIVE: Currently, internal thoracic arteries (ITA) and radial arteries (RA) are the first choice of conduits for coronary artery bypass grafts (CABG). Because the perioperative vasospasm continues to be a major problem, a number of pharmacologic agents such as papaverine, calcium receptor blockers, nitroglycerine, and phenoxybenzamine have been suggested as ...
Seccareccia Fulvia - - 2006
OBJECTIVE: During the last decade, a worldwide growing interest in evaluating performance of health services through 'outcome studies' took place. This study started in early 2002 and represents the first National Health System (NHS) experience to evaluate adjusted performance indicators at national level. The aim of this study was to ...
Kassab Ghassan S - - 2006
Since its inception in the 1960s, coronary artery bypass graft (CABG) evolved as one of the most common, best documented, and most effective of all major surgical treatments for ischemic heart disease. Despite its widespread use, however, the outcome is not always completely satisfactory. The objective of this review is ...
Hermann-Arnhof K M - - 2006
OBJECTIVE: We investigated whether osteoprotegerin (OPG), an important regulator in the genesis of arteriosclerosis and bone formation, is able to identify patients at risk for perioperative myocardial infarction measured as cardiac troponin I (cTNI) and signs of myocardial ischemia in the electrocardiogram after coronary artery bypass grafting (CABG). DESIGN: Observational ...
Rasmussen B S - - 2006
BACKGROUND: Lung function is often impaired after cardiac surgery performed under cardiopulmonary bypass (CPB). Normothermic CPB has become more common, but it remains unknown whether it reduces post-operative lung function compared with hypothermic CPB. The aim of this study was to investigate oxygenation within the first 120 h after systemic ...
Yavuz Bunyamin - - 2006
BACKGROUND: Imbalance in autonomic nervous system and impaired myocardial repolarization has been shown to increase the risk for arrhythmias in patients with coronary artery disease. This study evaluated the effects of coronary artery bypass grafting (CABG) on heart rate variability and QT interval dynamicity in subjects with coronary artery disease ...
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