نتایج جستجو برای: cardiac mri

تعداد نتایج: 375587  

2013
J Ronald Mikolich John Lisko Nicholas C Boniface Brandon M Mikolich

Background The prevalence of left ventricular non-compaction is not well established. Using 2-D echocardiography, less than 1% of patients are diagnosed with this entity. Using cardiac MRI, approximately 3% of patients have evidence of LV non-compaction. This variance may be related to the difference in spatial resolution between these 2 imaging techniques. Using a large institutional cardiac i...

Journal: :Circulation. Cardiovascular imaging 2016
Ehud J Schmidt Ronald D Watkins Menekhem M Zviman Michael A Guttman Wei Wang Henry A Halperin

BACKGROUND Subjects undergoing cardiac arrest within a magnetic resonance imaging (MRI) scanner are currently removed from the bore and then from the MRI suite, before the delivery of cardiopulmonary resuscitation and defibrillation, potentially increasing the risk of mortality. This precludes many higher-risk (acute ischemic and acute stroke) patients from undergoing MRI and MRI-guided interve...

2012
Ronald J Mikolich John Lisko Brandon M Mikolich

Background Cardiac nuclear stress perfusion imaging is subject to artifact related to obesity, breast attenuation and diaphragm overlap. These factors are responsible for “false positive” results among patients undergoing evaluation for coronary atherosclerosis, leading to potentially unnecessary invasive coronary arteriography. Cardiac MRI adenosine stress perfusion imaging is unaffected by bo...

2015
Esra Gücük İpek

I have read with a great interest the article entitled "No association between scar size and characteristics on T-wave alternans in postmyocardial infarction patients with relatively preserved ventricular function presented with non-sustained ventricular tachycardia" by Yalın et al. (1) that was recently published in Anatolian J Cardiol 2014;14: 442-7. The authors have evaluated the relationshi...

Journal: :The Annals of thoracic surgery 2011
Nikolaos G Baikoussis Efstratios Apostolakis Nikolaos A Papakonstantinou Ioannis Sarantitis Dimitrios Dougenis

Magnetic resonance imaging (MRI) in patients with implanted cardiac prostheses and metallic cardiovascular electronic devices is sometimes a risky procedure. Thus MRI in these patients should be performed when it is the only examination able to help with the diagnosis. Moreover the diagnostic benefit must outweigh the risks. Coronary artery stents, prosthetic cardiac valves, metal sternal sutur...

2015
Alessia Pepe Antonella Meloni Giovanni Carulli Esther N Oliva Francesco Arcioni Sergio Storti Mari Giovanna Neri Emanuele Grassedonio Stefania Renne Gennaro Restaino Vincenzo Positano Michele Rizzo

Background In patients with myelodysplastic syndrome (MDS) no longitudinal studies on cardiac iron, function and fibrosis are available in literature. So, the aim of our study was to assess the changes in cardiac iron overload and in the morpho-functional cardiac parameters by Magnetic Resonance Imaging (MRI) in MDS patients enrolled in the MIOMED (Myocardial Iron Overload in MyElodysplastic Di...

Journal: :Circulation 1994
T Geva G W Vick R E Wendt R Rokey

BACKGROUND Patients with heterotaxy syndrome frequently have complex congenital cardiac and noncardiac malformations requiring detailed diagnostic evaluation by noninvasive as well as invasive imaging modalities for management planning. Recent advances in magnetic resonance imaging (MRI) techniques allow detailed delineation of cardiovascular anatomy and blood flow in young infants with rapid h...

Journal: :Turkish journal of internal medicine 2021

Introduction: Peripartum cardiomyopathy is a rare disease that difficult to diagnose and treat. Clinical findings are similar with heart failure. New treatments needed in addition the treatment of 
 Case Report: A 32-year-old woman presented symptoms failure 4 days after first delivery. Chest X-ray showed cardiomegaly. Serum BNP level was high. Transthoracic echocardiography (TTE) indicate...

Journal: :Radiologia 2012
M Arraiza P M Azcárate J Arias C N de Cecco J C Pueyo G Rábago G Bastarrika

PURPOSE To compare the accuracy of cardiac dual-source CT (DSCT) reconstructions obtained at 5% and 10% of the cardiac cycle and MRI for quantifying global left ventricular (LV) function and mass in heart transplant recipients. MATERIAL AND METHODS We prospectively included 23 heart transplant recipients (21 male, mean age 60±11.7 years) who underwent cardiac DSCT and MRI examinations. We com...

2011
Satoshi Okayama Tsunenari Soeda Ayako Seno Makoto Watanabe Tamio Nakajima Shiro Uemura Yoshihiko Saito

A 78-year-old man with a history of pulmonary tuberculosis was referred for preoperative evaluation of cardiac function. Echocardiography and cardiac cine magnetic resonance imaging (MRI) indicated apical hypertrophic cardiomyopathy (HCM), a thickened visceral pericardium, and a large pericardial effusion. Cardiac late gadolinium-enhanced MRI revealed pericardial inflammation or fibrosis. Apica...

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