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Results 301 - 350 of 640
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Ates Mehmet - - 2006
The purpose of the present study was to investigate retrospectively which aortic clamping technique, the single clamp technique (SCT) or double clamping technique (DCT), is safer in terms of cerebral functions in patients who have undergone coronary bypass surgery. We evaluated 1100 patients who underwent coronary artery bypass graft surgery ...
Kelly Rosemary F - - 2006
One of the most controversial topics in clinical cardiology is the extent of preoperative studies that is required among patients scheduled for major elective noncardiac operations. Patients in need of an elective operation for either an expanding aortic aneurysm or lower limb ischemia have the highest risk of postoperative cardiac ...
Karagounis Apostolos - - 2006
OBJECTIVES: Off-pump coronary revascularisation is demanding technically as the surgeon is faced with a beating heart and not a bloodless field. The potential clinical advantages of off-pump coronary revascularisation have made this procedure an essential part of a cardiothoracic training program. The aim of this study is to investigate the ...
Abdallah Mouhamad H - - 2006
We report the case of a patient in which thiazolidinediones (TZDs) were associated with recurrent pleural effusions post coronary artery bypass surgery, in spite of a normal left ventricular function. The potential mechanisms are discussed, particularly in relation to the "vascular leak syndrome". This finding has important implications for the ...
Raja Shahzad G - - 2006
Pulmonary dysfunction is a well-recognized complication associated with cardiopulmonary bypass (CPB) and a major cause of morbidity and mortality in cardiac surgery. Off-pump coronary artery bypass (OPCAB) surgery has been gaining in popularity in the last few years. Resurgence of interest in OPCAB is associated with the expectation that avoiding ...
Clementsen T - - 2006
OBJECTIVE: Increased levels of inflammatory cytokines have been described in musculoskeletal injury. Total hip replacement is major musculoskeletal surgery, and in the present study this operation was used to investigate systemic and local cytokine patterns during musculoskeletal trauma. MATERIAL AND METHODS: Blood was sampled before, during and after surgery in ...
Skalski Janusz H - - 2005
The present article contains a brief biography as well as a discussion of the more significant contributions of Albert Wojciech Adamkiewicz, Head of General and Experimental Pathology at the Jagiellonian University in Cracow in the years 1879 to 1892, and who is now primarily remembered as the discoverer of the ...
Sendelbach Sue - - 2005
DESIGN: This was a prospective, descriptive study. SETTING: The study took place in cardiovascular units at a large urban metropolitan, midwestern tertiary care hospital. SAMPLE: Fifty-four patients undergoing off-pump coronary artery bypass surgery were included. OUTCOME MEASURES: Outcome measures were neurocognition preoperatively at baseline (within 72 hours of surgery) and ...
Gilkeson Robert C - - 2005
Advances in MSCT have enabled assessment of cardiac function and anatomy, and ECG gating has allowed increasingly accurate depiction of coronary artery grafts and native coronary arteries. These capabilities now offer a comprehensive evaluation of the preoperative surgical patient. This essay outlines the important imaging issues and opportunities in the ...
Hedberg Magnus - - 2005
There is a link between aortic manipulation, particle embolization, and cerebrovascular accidents (CVA) in cardiac surgery. The present aim was to study hemispheric side differences of CVA. Cardiac-surgery patients with CVA and with computer tomography (CT) performed (n = 77) were analyzed within a total group of 2641 consecutive cases. ...
Askar Fatma Zekiye FZ Department of Anesthesiology and Intensive Care, Medical Faculty, Ege University, Izmir, Turkey. - - 2005
Abstract Background and Aim: The presence of apolipoprotein E epsilon4 allele is being considered as a risk factor for cognitive decline after cardiac surgery. We sought the effect of apolipoprotein E epsilon4 allele on neurobehavioral status after on-pump coronary artery bypass grafting. Prior to the operation, neurologic examination and neurobehavioral ...
Boekstegers Peter - - 2005
BACKGROUND: The hemodynamic and vascular effects of ventricular sourcing by a stent-based (VSTENT, Percardia) left ventricle-to-coronary artery bypass were studied in a patient subgroup of the European multicenter ADVANTAGE study (ADjunctive treatment with the VCAB/VSTENT myocardial implANT system in coronary Artery bypass Graft patiEnts). METHODS AND RESULTS: Twelve patients who ...
El Oumeiri Bachar - - 2005
Coronary artery perforation is a rare complication of percutaneous coronary interventions, usually requiring surgical intervention. A case of perforation of the diagonal branch after stent deployment is reported. Off-pump surgery was performed with the use of a pericardial patch and surgical glue to close the perforation. Epidemiology and treatment are ...
Saha Sibu P - - 2005
Coronary artery bypass is one of the most expensive operative procedures in the US. Considerable cost variation exists among hospitals across the country, and considerable variation in supply cost exists among surgeons. Implementation of "Best Practice Model" can reduce variable cost as much as $1300 per patient. Cost reduction is ...
Vedin Jenny - - 2005
OBJECTIVES: To investigate the influence of cardiopulmonary bypass on pulmonary hemodynamics and gas exchange. METHODS: Low risk patients admitted for elective coronary artery bypass grafting were randomized to either on (n=25) or off pump (n=25) surgery. Central hemodynamics, gas exchange, and venous admixture were studied during and up to 20 ...
Zinkernagel Martin - - 2005
Ascending aortic dissection is a known complication of cardiac surgery. Off-pump coronary artery bypass surgery seems to be associated with a higher risk for this event as compared with on-pump bypass surgery. This increased risk may result from aortic side-clamping under pulsatile flow as opposed to continuous flow in conventional ...
Shah Pallav J - - 2005
A 55-year-old man was electively admitted for coronary artery bypass surgery. His admission chest X-ray showed an abnormal cardiac silhouette with complete leftward displacement. He had a past history of blunt thoracic trauma due to a motor vehicle accident treated conservatively. We present our findings and surgical difficulty during an ...
Mirsadraee Saeed - - 2005
The incidental finding of thymic tumors during thoracic surgery has been reported. Meticulous management planning is necessary if such tumor is found during a cardiac operation. We describe a rare case of asymptomatic invasive malignant thymoma discovered incidentally during routine elective coronary artery bypass grafting in a 48-year-old male. Total ...
Akpinar Belhhan - - 2005
OBJECTIVE: The aim of this study was to assess the feasibility and safety of a new proximal anastomotic device during off-pump coronary surgery. METHODS: The Novare Enclose II is a manual proximal anastomotic device that enables the surgeon to perform proximal anastomoses without side-biting clamps in a fully pressurized aorta. ...
Yoshida Seijiro - - 2005
A 65-year-old patient with ischemic heart disease and severe diabetes mellitus underwent minimally invasive direct coronary artery bypass grafting under general combined with epidural anesthesia. Paraplegia developed after surgery and the diagnosis of anterior spinal artery syndrome was made based on the patient's neurological condition and magnetic resonance imaging findings. ...
Baue Arthur E - - 2005
Cardiothoracic surgeons in Japan have made outstanding contributions to our knowledge and therapy of diseases and anomalies of the heart, lungs, esophagus, chest wall and diaphragm. It is an honor for me to address this subject at the 57th Annual Meeting of the Japanese Association for Thoracic Surgery in Sapporo ...
Bakaeen Faisal G - - 2005
Heparin-induced thrombocytopenia (HIT) is a well-recognized syndrome associated with thrombosis and multiple potential clinical sequelae. We report a case of bilateral adrenal hemorrhage, a known but rare complication of heparin-induced thrombocytopenia complicating a routine coronary artery bypass surgery. Thrombocytopenia, abdominal pain, and signs of adrenal insufficiency in the context of ...
Jha Pankaj K - - 2005
Erythroderma-induced cardiogenic shock is a rare but known manifestation of erythrodermic psoriasis. Erythrodermic psoriasis is an aggressive form of the disease and can be precipitated by numerous factors including stress to the body. In this article we present a case of persistent severe vasodilatation after coronary artery bypass surgery that ...
Imagawa Hiroshi - - 2005
OBJECTIVE: We assessed the role of multi-detector row computed tomography in cardiovascular surgery. METHODS: The efficacy of multi-detector row computed tomography was assessed concerning the graft patency of coronary artery bypass, arterial atheromatous degeneration, small vessel imaging, and left ventricular volume measurement. Images were reconstructed using both the volume-rendering and ...
Hamman Baron L - - 2005
The Spyder is a novel device that enables the attachment of a vein to the aorta by compliant, interrupted anastomosis; this minimizes aortic manipulation during off pump-coronary artery bypass (OPCAB) surgery. Its use may reduce transcranial Doppler signals recorded during CABG. We performed 250 anastomoses in 160 OPCAB cases in ...
Pandey Ragini - - 2005
OBJECTIVE: The combination of total arterial revascularisation and avoidance of cardiopulmonary bypass may provide additional benefits to patients receiving complete arterial grafting with cardiopulmonary bypass. We performed a propensity-matched cohort study of complete arterial off-pump and on-pump coronary surgery and examined differences in in-hospital mortality and morbidity. METHODS: Three hundred ...
Jönsson Henrik - - 2004
BACKGROUND: The brain-derived protein S100B has been shown to be a useful marker of brain injury of different etiologies. Cognitive dysfunction after cardiac surgery using cardiopulmonary bypass has been reported to occur in up to 70% of patients. In this study we tried to evaluate S100B as a marker for ...
Black Edward A - - 2004
Off-pump coronary artery bypass surgery has been adopted enthusiastically worldwide. However, despite more than 6 years' experience and refinement, many surgeons use it only sporadically and some hardly at all. This reluctance persists despite support for the procedure because of the lack of properly designed risk models and/or randomized studies. ...
Montes Félix R - - 2004
OBJECTIVE: To investigate how off-pump coronary artery bypass grafting (CABG) affects postoperative pulmonary function when compared with on-pump CABG. DESIGN: Prospective clinical study. SETTING: University-affiliated teaching hospital. PARTICIPANTS: Adult patients (n = 39) undergoing elective coronary artery bypass surgery with or without cardiopulmonary bypass. INTERVENTIONS: Two groups of patients were ...
Mihmanli Ismail - - 2004
OBJECTIVE: We sought to determine whether there is an association between hydroceles and testicular size and vascular resistance. SUBJECTS AND METHODS: Twenty-three patients with a mean age of 42.8 years who had a unilateral idiopathic hydrocele and who underwent unilateral hydrocelectomy were included in the study. Testicular size and resistive ...
Ooi Kenneth G-J - - 2004
Anterior and posterior visual pathway disturbances have been reported post-coronary artery bypass graft surgery. Acute angle-closure glaucoma after general anaesthesia has also been well described in the literature. To date, however, there are only two cases of angle closure caused by tonic pupils. The case is reported herein of bilateral ...
Yamaki Shigeo - - 2004
OBJECTIVE: Surgical indication was determined by lung biopsy in 91 patients with secundum atrial septal defect (ASD) and severe pulmonary hypertension > 70 mm Hg of pulmonary arterial peak pressure and/or pulmonary vascular resistance of > 8 U/m(2). METHODS AND RESULTS: Pulmonary vascular disease (PVD) in ASD was classified into ...
Botman Kees-Joost - - 2004
The optimal revascularization strategy, percutaneous coronary intervention (PCI) or coronary artery bypass graft surgery (CABG), for patients with multivessel coronary artery disease (MVD) remains controversial. The aim of the present study was to compare the long-term outcomes after selective PCI of only hemodynamically significant lesions (fractional flow reserve, or FFR ...
Hamman Baron L - - 2004
The distal coronary artery bypass graft anastomosis created by an interrupted technique using nitinol clips is likely superior to that created with continuous suture because surgeons place clips with optimal visualization, and the anastomosis exhibits optimal compliance and cannot become a "purse-string" once constructed. Skillful use of the clips allows ...
Alexiou Christos - - 2004
OBJECTIVE: Leucocyte activation is central to end-organ damage that occurs during cardiac surgery under cardiopulmonary bypass (CPB). Exhaled nitric oxide (NO) increases in inflammatory lung conditions and has been proposed as a marker of pulmonary inflammation during CPB. This study examined the effect of leucodepletion on leucocyte activation, pulmonary inflammation ...
Hol Per Kristian - - 2004
BACKGROUND: Graft anastomosis quality in coronary artery bypass surgery can be assessed by intraoperative angiography. The aim of the present study was to quantify the on-table revision rate initiated by intraoperative angiography. METHODS: Intraoperative angiography was carried out in 186 patients undergoing coronary artery bypass surgery, with a total of ...
Yokoyama Hitoshi - - 2004
We describe a simple technique of introducing intracoronary shunts for off-pump coronary artery bypass. This technique, with an aid of micro-bulldog clamp, provides both a test clamp with ischemic preconditioning effect, and a quick and easy introduction of intracoronary shunt, giving a clear visualization of coronary anastomosis site and distal ...
Groom R C - - 2004
INTRODUCTION: A portion of patients undergoing cardiac surgery may develop focal and/or subtle brain injuries secondary to cardiac surgery. There is evidence that, in some cases, these injuries may be related to cardiopulmonary bypass (CPB). Embolism and hypoperfusion are the dominant mechanisms for focal neurologic injuries among coronary artery bypass ...
McKhann Guy M. - - 2004
Both stroke and encephalopathy are associated with significantly longer lengths of stay in the hospital and with significantly higher rates of mortality. Those at risk for either stroke or encephalopathy, or both of these adverse outcomes after surgery, can be identified prior to surgery using information available to physicians. For ...
Shinn Helen Ki - - 2004
OBJECTIVE: This study was designed to evaluate the serial haemodynamic changes during coronary artery anastomoses using two deep pericardial stay sutures and octopus tissue stabilizer in patients undergoing initial experiences of off-pump coronary artery bypass graft surgery (OPCAB) using continuous cardiac output and mixed venous oxygen saturation (SvO(2)) monitoring. METHODS: ...
Peden Marc C - - 2004
Subperiosteal orbital hemorrhage (SPOH) following cardiac surgery has not been previously reported. We present a patient who developed diplopia and right eye proptosis immediately after cardiac surgery for a mitral valve repair and coronary artery bypass graft. A computed tomography (CT) study demonstrated a right superior SPOH. The diplopia and ...
Rowlands Deborah M - - 2004
Pleural effusions after coronary artery bypass grafting (CABG) occur in up to 89% of patients undergoing the procedure. Effusions present days to months after surgery, and fluid characteristics relate to timing factors. Most of the effusions are left-sided and resolve spontaneously. Pleural effusions requiring treatment occur in a small percentage ...
Bridges Charles R - - 2004
BACKGROUND: Patients with chronic severe angina refractory to medical therapy who cannot be completely revascularized with either percutaneous catheter intervention or coronary artery bypass graft surgery present clinical challenges. Transmyocardial laser revascularization, either as sole therapy or as an adjunct to coronary artery bypass graft surgery, may be appropriate for ...
Kwak Y L - - 2004
OBJECTIVES: Hemodynamic derangement during displacement of beating heart in off-pump coronary artery bypass graft (OPCAB) surgery might be related with right ventricular (RV) dysfunction. We evaluated RV function and hemodynamic alterations using a thermodilution pulmonary artery catheter. METHODS: The study included 30 patients undergoing OPCAB, using single pericardial suture and ...
Song Min-Ho - - 2004
A 66-year-old woman with a 30-year history of Behcet's disease was referred for coronary surgery because of restenosed stent and crescendo angina. We succeeded in operating on her by off-pump coronary bypass with bilateral internal mammary arteries, which were anastomosed to the left anterior descending artery and diagonal artery. The ...
Van Damme H - - 2004
With the ageing of population, the incidence of limb-threatening ischemia increases. In chronic critical limb ischemia, peripheral arterial occlusive disease almost always involves infrainguinal and infragenicular vessels. Fortunately, recent advances in vascular surgery made arterial reconstruction of crural and pedal vessels possible. Should crural or pedal bypass surgery be offered ...
Shofti R - - 2004
The sheep is considered to be a suitable model for cardiovascular surgery because of its ease of handling, size, and vascular anatomy which bears close resemblance to the human. Several difficulties, however, have limited the use of the sheep for such a purpose-mainly the high infection rate resulting from median ...
Ambrosetti Marco - - 2004
A 78-year-old woman with unstable angina underwent coronary bypass surgery with complete cardiac revascularization and no immediate postoperative complications. Six days after surgery, during hospitalization for cardiac rehabilitation, the patient developed severe respiratory distress and pulmonary embolism was diagnosed. Color duplex ultrasound revealed the presence of concomitant upper extremity deep ...
Motallebzadeh Reza - - 2004
OBJECTIVES: S100 protein has been used as a marker for cerebral injury. Studies have reported lower levels in off-pump coronary artery surgery (CABG) compared to on-pump surgery. However, most of these are flawed as S100 from extracerebral sources was included (e.g. blood from cardiotomy suckers). Microemboli (high-intensity transient signals or ...
Grow Matthew P - - 2004
OBJECTIVE: To evaluate and compare monitors of cardiac output during repositioning and stabilization of the heart for off-pump coronary artery bypass (OPCAB) surgery. DESIGN: Prospective, observational, clinical study. SETTING: University teaching hospital. PARTICIPANTS: Consecutive patients scheduled to undergo elective OPCAB (n = 19). INTERVENTIONS: Monitoring, induction, and anesthesia followed a ...
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