Cardiovascular Week articles from May 2009

Cardiovascular Week archives from May 2009

Linked angina relates with gastroesophageal reflux diseases?
May 4, 2009... It is well known that non-cardiac chest pain is closely related to gastroesophageal reflux diseases (GERD). Chest pain of esophageal origin can be difficult to distinguish from that caused by cardiac ischemia because the distal esophagus and...

New data from H.K. Kim et al illuminate research in abdominal aortic aneurysm.
May 4, 2009... According to a study from South Korea, "Renal transplant recipients requiring aortic reconstruction due to abdominal aortic aneurysm (AAA) pose a unique clinical problem. The concern during surgery is causing ischemic injury to the renal...

Research data from Rush University update understanding of abdominal aortic aneurysm.
May 4, 2009... According to a study from the United States, "With increasing use of endovascular techniques for repair of abdominal aortic aneurysms, the prevalence of leakage into excluded aneurysm sacs (endoleaks) as a complication has risen." "We will...

Studies from Baylor College of Medicine, College of Medicine further understanding of antisense technology.
May 4, 2009... According to recent research from the United States, "Analysis of the human genome indicates that a large fraction of the genome sequences are RNAs that do not encode any proteins, also known as non-coding RNAs. MicroRNAs (miRNAs) are a group...

Research from S. Wann and co-researchers in the area of aortic dissection described.
May 4, 2009... "Cardiac computed tomography is a promising new technology for non-invasive evaluation of the coronary arteries. As CT is inherently a high resolution volumetric imaging modality, data from structures other than the heart can be accessed in...

Research from A. Pashaei and co-researchers provides new data on life sciences.
May 4, 2009... "Blood flow characteristics (e. g. velocity, pressure, shear stress, streamline and volumetric flow rate) are effective tools in diagnosis of cardiovascular diseases such as atherosclerotic plaque, aneurism and cardiac muscle failure....

Research results from E. Nattie and co-authors update knowledge of sudden infant death.
May 4, 2009... According to recent research from Lebanon, "The sudden infant death syndrome (SIDS) is the sudden, unexpected death of an infant that is not explained by autopsy, death scene examination, and history. The etiology is unknown." "Recent...

Studies from University of Alabama describe new findings in ventricular fibrillation.(Report)
May 4, 2009... According to recent research from the United States, "Cycle length (CL) increases as ventricular fibrillation (VF) progresses. The purpose of this study was to test the hypotheses that increased CL is due to increased diastolic interval (DI),...

New angiography study findings have been published by scientists at Kyoto University, Medical Department.
May 4, 2009... "Three dimensional (3D) whole-heart (WH) coronary MR angiography (CMRA) requires an extended imaging time, but it may be reduced by providing a subject with visual feedback (VFB). Thirteen healthy volunteers were scanned and quality of 3D...

Reports summarize angiography research from A. Gopal and co-authors.(Clinical report)
May 4, 2009... "Current 64-multidetector Computed Tomographic scanners (MDCT) utilize retrospective overlapping helical acquisition (RS-OHA) which imparts a higher than desired radiation dose. Although the radiation burden of computed tomographic angiography...

Recent findings in cardiology described by A. Goda and colleagues.
May 4, 2009... "Earlier studies have demonstrated that an impaired capacity to increase heart rate (HR) and a slowed HR recovery following exercise are both associated with cardiovascular mortality. We sought to determine whether FIR profiles during exercise...

Research from Oakland University in the area of cardiology described.(Report)
May 4, 2009... "The strongest shock that induces reentry in the heart is the upper limit of vulnerability (ULV). In order to understand defibrillation, one must know what causes the ULV," investigators in the United States report (see also Cardiology). ...

Findings from Michigan State University broaden understanding of cardiovascular research.(Report)
May 4, 2009... According to recent research from the United States, "Angiotensin converting enzyme ( ACE) is a possible candidate gene that may influence both body fatness and blood pressure. Although several genetic studies have been conducted in adults,...

Research results from E.I. Vanvliet and co-authors update knowledge of digeorge syndrome.
May 4, 2009... According to recent research from Dordrecht, Netherlands, "Hypocalcaemia due to hypoparathyroidism is a rare finding in adults." "The coexistence of cardiac abnormalities may be suggestive of a hereditary syndrome. We describe a case of...

Scientists at Erasmus University describe research in intravascular.(Report)
May 4, 2009... According to recent research published in the journal Physics in Medicine and Biology, "This paper describes a novel method for estimating tissue motion in two-dimensional intravascular ultrasound (IVUS) images of a coronary artery. It is based...

Studies by L.J. Bao and co-authors describe new findings in magnetic resonance.
May 4, 2009... "Cardiac diffusion tensor magnetic resonance imaging (DT-MRI) is noise sensitive, and the noise can induce numerous systematic errors in subsequent parameter calculations. This paper proposes a sparse representation-based method for denoising...

Research from Technical University provide new insights into spinal cord injury.(Report)
May 4, 2009... According to recent research published in the journal Research Quarterly for Exercise and Sport, "The purpose of this study was to evaluate the ability of individuals with spinal cord injury (SCI) to reach a training threshold during on-court...

Report summarizes cardiology study findings from Columbia University, Department of Biological Sciences.
May 4, 2009... Scientists discuss in 'SRp38 regulates alternative splicing and is required for Ca(2+) handling in the embryonic heart' new findings in cardiology. "SRp38 is an atypical SR protein splicing regulator. To define the functions of SRp38 in vivo,...

New ellis-van creveld syndrome research reported from Cincinnati Children's Hospital, Department of Pediatrics.
May 4, 2009... Investigators publish new data in the report 'Analysis of Ellis van Creveld syndrome gene products: implications for cardiovascular development and disease.' According to recent research from the United States, "Mutations identified in a cohort...

American Heart Association Presents Award of Meritorious Achievement To Eduardo Marban, M.d., Director of Cedars-sinai Heart Institute.
May 4, 2009... Eduardo Marban, M.D., Ph.D., the Director of the Cedars-Sinai Heart Institute, received the American Heart Association's Award of Meritorious Achievement at the AHA's annual Awards Luncheon in Washington, D.C. The Award of Meritorious...

New abdominal aortic aneurysm study findings recently were reported by researchers at Columbia University.
May 11, 2009... According to recent research from the United States, "The abdominal aortic aneurysm (AAA) is a common vascular disease. The current clinical criterion for treating AAAs is an increased diameter above a critical value." "However, the...

New abdominal aortic aneurysm study findings reported from M. Gatt and co-authors.(Report)
May 11, 2009... "The aim of this study was to assess the value of the Hardman Index and the Glasgow Aneurysm Score in predicting postoperative mortality in patients with ruptured abdominal aortic aneurysm (rAAA), and to assess the correlation between the two....

Reports from A. Azizzadeh and colleagues advance knowledge in abdominal aortic aneurysm.(Report)
May 11, 2009... According to recent research published in the journal Vascular, "Patients with ruptured abdominal aortic aneurysms (RAAAs) benefit from treatment in high-volume facilities." "This study explored the effect of patient transfer on outcomes...

Studies from Cambridge University have provided new data on abdominal aortic aneurysm.
May 11, 2009... According to a study from Cambridge, the United Kingdom, "Pneumonia is a common postoperative complication, with a mortality of up to 40%. The Post-operative Pneumonia Risk Index (PPRI) was derived from a large cohort of general surgical...

Research results from University of Ulm update understanding of anesthesia.
May 11, 2009... "Hepatic hypoperfusion is regarded as an important factor in the pathophysiology of perioperative liver injury. Although epidural anesthesia (EDA) is a widely used technique, no data are available about the effects on hepatic blood flow of...

Reports summarize arrhythmia research from University of California.
May 11, 2009... According to recent research published in the journal Emotion, "Resting respiratory sinus arrhythmia (RSA(REST)) indexes important aspects of individual differences in emotionality. In the present investigation, the authors address whether RSA...

Researchers from University of Sao Paulo, Medical Department detail findings in cardiology.
May 11, 2009... According to a study from Sao Paulo, Brazil, "The mechanisms by which PM2.5 increases cardiovascular mortality are not fully identified. Autonomic alterations are the current main hypotheses." "Our objective was to determine if PM2.5...

New findings from California Institute of Technology describe advances in hemochromatosis.(Report)
May 11, 2009... "Ferroportin is a multipass membrane protein that serves as an iron exporter in many vertebrate cell types. Ferroportin-mediated iron export is controlled by the hormone hepcidin, which binds ferroportin, causing its internalization and...

New life sciences findings from University of Mississippi Medical Center published.(Report)
May 11, 2009... According to a study from the United States, "Assessing the discrimination-health disparities hypothesis requires psychometrically sound, multidimensional measures of discrimination. Among the available discrimination measures, few are...

Reports from N. Lellouche and colleagues advance knowledge in arrhythmia.
May 11, 2009... Investigators publish new data in the report 'Usefulness of C-reactive protein in predicting early and late recurrences after atrial fibrillation ablation.' According to recent research published in the journal Europace, "We studied the...

Scientists at University of Hong Kong, Department of Medicine discuss research in atrial fibrillation.(Report)
May 11, 2009... New research, 'Impacts of ventricular rate regularization pacing at right ventricular apical vs. septal sites on left ventricular function and exercise capacity in patients with permanent atrial fibrillation,' is the subject of a report....

Research results from F. Drago and colleagues update understanding of life sciences in children.(Report)
May 11, 2009... Fresh data on life sciences are presented in the report ''Time to effect' during cryomapping: a parameter related to the long-term success of accessory pathways cryoablation in children.' "Cryoablation is an effective treatment for children...

Studies from Karolinska University, Karolinska Institute have provided new information about tachycardia risk factors.(Report)
May 11, 2009... New research, 'Safety and efficacy of cryoablation of atrial tachycardia with high risk of ablation-related injuries,' is the subject of a report. According to a study from Stockholm, Sweden, "The purpose of this study was to evaluate the...

New cardiovascular electrophysiology data have been reported by K.K. Lim and co-authors.(Report)
May 11, 2009... According to recent research from the United States, "Effects of Cautery on Lead Insulations. Insulation defects are a leading cause of transvenous lead failure." "The purpose of this study was to determine the effects of electrocautery on...

Research from L. Dibiase and colleagues provide new insights into cardiovascular electrophysiology.
May 11, 2009... According to recent research published in the Journal of Cardiovascular Electrophysiology, "Force Sensors and Catheter Ablation. Popping, char and perforation are complications that can occur following catheter ablation." "We measured the...

Research from University of North Carolina, Medical Department yields new data on cardiovascular electrophysiology.(Report)
May 11, 2009... According to recent research from the United States, "A Twin Study of Metabolic Syndrome and Autonomic Tone. One possible mechanism of higher cardiovascular mortality associated with the metabolic syndrome (MetS) may be through abnormal...

Scientists at Hanyang University, Medical Department report research in hamartoma.
May 11, 2009... "A 63-year-old man presented with a dumbbell-shaped mass obstructing his left upper lobe," scientists in Seoul, South Korea report (see also Hamartoma). "He underwent a left upper lobectomy for suspected malignancy. An unexpected...

Scientists at Chinese University of Hong Kong describe research in life sciences.
May 11, 2009... Investigators publish new data in the report 'Multicenter clinical experience with an atrial lead designed to minimize far-field R-wave sensing.' In this recent article published in the journal Europace, scientists in People's Republic of China...

Study data from Medical University of Vienna update understanding of microscopy.
May 11, 2009... New investigation results, 'Measurements of the diameters of the great arteries and semi-lunar valves of chick and mouse embryos,' are detailed in a study published in Journal of Microscopy. According to a study from Vienna, Austria, "The great...

IMRIS receives CE Mark approval for interventional imaging system.
May 11, 2009... IMRIS Inc. (TSX: IM) ("IMRIS" or the "Company") announced CE Mark approval for its integrated MR imaging and x-ray angiography suite that enables physicians to diagnose, intervene, resolve and confirm the effectiveness of treatment with one...

St. Jude Medical Announces CE Mark Approval of Remote Care System for Implantable Cardiac Devices.
May 11, 2009... St. Jude Medical, Inc. (NYSE:STJ) announced European CE Mark approval of its Merlin.net™ Patient Care Network (PCN). Merlin.net PCN is a secure, Internet-based remote care system that gathers and stores data from the implant procedure, a...

St. Jude Medical Reports First Quarter 2009 Results.
May 11, 2009... St. Jude Medical, Inc. (NYSE: STJ) reported sales and net earnings for the first quarter ended April 4, 2009. First Quarter Sales The Company reported net sales of $1.134 billion in the first quarter of 2009, an increase of 12 percent compared...

TAHITIAN NONI[R] Smart Extracts[R] Healthy Heart Gives Added Benefit to Juice Drinkers.
May 11, 2009... Tahitian Noni International (www.TahitianNoni.com) recently began re-shipping its heart healthy extract, Tahitian Noni Smart Extracts Healthy Heart. The new extract supports a healthy heart and is the perfect companion to the award-winning and...

Data on abdominal aortic aneurysm discussed by R.J. Hinchliffe and colleagues.
May 18, 2009... According to a study from London, the United Kingdom, "Endovascular strategies have been increasingly used to manage patients with ruptured abdominal aortic aneurysm (AAA) in an attempt to improve patient survival. We analyzed the evidence to...

New abdominal aortic aneurysm study findings have been published by scientists at St. Vincent's Hospital.
May 18, 2009... According to a study from Melbourne, Australia, "Patients with an abdominal aortic aneurysm (AAA) often develop common iliac artery (CIA) aneurysms. We wished to assess the natural history of the CIA in the presence of an AAA and develop a...

New findings in abdominal aortic aneurysm described from Harvard University.
May 18, 2009... According to recent research from the United States, "With the increasing use of endovascular aneurysm repair, a greater proportion of open aneurysm repairs in the future are expected to be more complex and require suprarenal cross-clamping. We...

Research conducted at R.R. Makar and co-authors has provided new information about abdominal aortic aneurysm.(Report)
May 18, 2009... "This study assessed if emergency endovascular repair (eEVR) reduces the increase in intra-abdominal compartment pressure and host inflammatory response in patients with ruptured abdominal aortic aneurysm (AAA). Thirty patients with ruptured...

Research from A.W. Beck et al broadens understanding of abdominal aortic aneurysm.
May 18, 2009... According to a study from Lebanon, "Benefit of prophylactic abdominal aortic aneurysm (AAA) repair requires sufficient survival to overcome operative risk. Since death within 1 year of elective open or endovascular (EVAR) infrarenal AAA repair...

Studies from Rush University further understanding of alcoholism.
May 18, 2009... "Because only 30% of alcoholics develop alcoholic liver disease (ALD), a factor other than heavy alcohol consumption must be involved in the development of alcohol-induced liver injury. Animal and human studies suggest that bacterial products,...

Studies from University Hospital update current data on alcoholism.(Report)
May 18, 2009... "Chronic alcoholism is associated with hyperhomocysteinemia. Herp (homocysteine-induced endoplasmic reticulurn [ER] protein) levels are elevated as a response to ER stress prior to mitochondrial dysfunction and cell death," scientists in...

Research on hyperhomocysteinemia published by C.E. Zhang et al.
May 18, 2009... "Hyperhomocysteinemia and beta-amyloid (A beta) overproduction are critical etiological and pathological factors in Alzheimer disease, respectively; however, the intrinsic link between them is still missing. Here, we found that A beta levels...

Studies from L. Faivre et al further understanding of Marfan syndrome.
May 18, 2009... "Mutations in the FBN1 gene cause Marfan syndrome (MFS) and a wide range of overlapping phenotypes. The severe end of the spectrum is represented by neonatal MFS, the vast majority of probands carrying a mutation within exons 24-32,"...

Studies from M.D. O'Neill et al further understanding of atrial fibrillation.
May 18, 2009... Fresh data on atrial fibrillation are presented in the report 'Long-term follow-up of persistent atrial fibrillation ablation using termination as a procedural endpoint.' "Catheter ablation of long-lasting persistent atrial fibrillation (AF)...

New cardiopulmonary bypass study findings reported from Magna Graecia University.
May 18, 2009... Current study results from the report, 'Can pulsatile cardiopulmonary bypass prevent perioperative renal dysfunction during myocardial revascularization in elderly patients,' have been published. According to a study from Italy, "We recently...

Data from G. Mombelli et al provide new insights into cardiology.
May 18, 2009... According to recent research from Milan, Italy, "Fenofibrate, in the recent FIELD study in diabetics, induced a modest reduction of cardiovascular events, but unexpectedly there was an apparent loss of activity over time, thus, e. g., achieving...

Recent findings in cardiology described by researchers from University of California.
May 18, 2009... "In the current study, the three-dimensional (3D) topologies of dyadic clefts and associated membrane organelles were mapped in mouse ventricular myocardium using electron tomography. The morphological details and the distribution of membrane...

Reports summarize cardiology study results from University of Leipzig.
May 18, 2009... "Echocardiography is one of the most important diagnostic imaging modalities in paediatric cardiology. Owing to the large number of lesions, achieving expertise often requires years of training," researchers in Leipzig, Germany report (see also...

Reports from Chonbuk National University, Medical Department highlight recent research in leiomyosarcoma.
May 18, 2009... "Primary cardiac leiomyosarcoma is an extremely rare disease entity that is associated with very poor prognosis. We describe here a 45-year-old man who had a huge pleomorphic leiomyosarcoma in the right ventricle (RV) that presented with signs...

Findings from A. Hamdan and co-authors broaden understanding of magnetic resonance.
May 18, 2009... In this recent report, researchers in Berlin, Germany conducted a study "To define the reproducibility of strain-encoded (SENC) magnetic resonance Imaging (MRI) for assessment of regional left ventricular myocardial strain and timing of...

Findings in cardiology in children reported from University Hospital.
May 18, 2009... A report, 'Predictors of left ventricular remodelling and failure in right ventricular pacing in the young,' is newly published data in European Heart Journal. Researchers in Prague, Czech Republic conducted a study "To identify risk factors...

Scientists at China Medical University, Emergency Department describe research in cardiology.(Report)
May 18, 2009... Research findings, 'ZAK induces MMP-2 activity via JNK/p38 signals and reduces MMP-9 activity by increasing TIMP-1/2 expression in H9c2 cardiomyoblast cells,' are discussed in a new report. "Leucine-zipper and sterile-alpha motif kinase (ZAK)...

MedCath Corporation Announces Delay in 2nd Quarter Earnings Announcement and Filing of Form 10-Q.(Financial report)
May 18, 2009... MedCath Corporation (NASDAQ:MDTH), (the "Company") a healthcare provider focused on high acuity healthcare services, predominately the diagnosis and treatment of cardiovascular disease, announced that it has delayed the issuance of its...

Medtronic Completes Early Enrollment in U.S. Study of Endurant Abdominal Aortic Stent Graft.(Report)
May 18, 2009... Medtronic, Inc. (NYSE: MDT), announced completion of enrollment in its investigational device exemption (IDE) study of the Endurant Stent Graft System, which is designed to enable the non-surgical repair of aortic aneurysms. Key data from this...