نتایج جستجو برای: cardiac mri

تعداد نتایج: 375587  

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

Background Patients with left ventricular hypertrophy (LVH), typically assessed by 2D echocardiography, are at a greater risk for heart failure and sudden cardiac death. An accurate diagnosis of LVH is essential to clinical evaluation and treatment. However, 2D echo has inferior spatial resolution and less than optimal measurement positioning, relative to cardiac MRI. This “real-world” study, b...

2016
Hamid Chalian James K. O’Donnell Michael Bolen Prabhakar Rajiah

UNLABELLED The cardiovascular system is affected by a wide range of pathological processes, including neoplastic, inflammatory, ischemic, and congenital aetiology. Magnetic resonance imaging (MRI) and positron emission tomography (PET) are state-of-the-art imaging modalities used in the evaluation of these cardiovascular disorders. MRI has good spatial and temporal resolutions, tissue character...

2012
Mehmet Kayrak Kadir Acar Enes Elvin Gul Orhan Özbek Turyan Abdulhalikov Osman Sonmez Hajrudin Alibaşiç

Previous studies have demonstrated impaired ventricular repolarization in patients with β-TM. However, the effect of iron overload with cardiac T2* magnetic resonance imaging (MRI) on cardiac repolarization remains unclear yet. We aimed to examine relationship between repolarization parameters and iron loading using cardiac T2* MRI in asymptomatic β-TM patients. Twenty-two β-TM patients and 22 ...

Journal: :acta medica iranica 0
seyed ali dehghan manshad department of infectious and tropical diseases, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran. omid rezahosseini department of infectious and tropical diseases, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran. zahra abdi liaei department of infectious and tropical diseases, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran.

the brucellosis with multi-organ involvement in a patient with a history of the composite aortic graft ( bentall procedure) and hepatitis b infection is rare. a 35-year-old man presented to us with fever and loss of consciousness. four years ago, he was idu and underwent cardiac surgery because of endocarditis. recently lumbar spondylodiscitis was diagnosed. the wright (1/320) and coombs wright...

Journal: :RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin 2017
Walter Heindel Harald Kugel

Under the title “MR Imaging in Patients with Cardiac Pacemakers and Implantable Cardioverter Defibrillators”, this issue of Röfo – simultaneously with the journal of the German Cardiac Society “Der Kardiologe” – presents a consensus paper of the German Roentgen Society and the German Cardiac Society [1, 2] that was jointly written by the authors in radiology and cardiology but does not exclusiv...

Journal: :Applied sciences 2023

The use of late gadolinium enhancement magnetic resonance imaging (LGE-MRI) in arrhythmia ablation is increasing due to the capacity detect, quantify and characterize cardiac fibrosis both atrium ventricle. Catheter has become a standard treatment for arrhythmias, LGE-MRI demonstrated be useful tool plan guide ablation. Furthermore, recent studies have proved usefulness substrate analysis posta...

Journal: :Circulation. Cardiovascular imaging 2015
Moriel Vandsburger Katrien Vandoorne Roni Oren Avigdor Leftin Senzeni Mpofu Daniela Delli Castelli Silvio Aime Michal Neeman

BACKGROUND Application of emerging molecular MRI techniques, including chemical exchange saturation transfer (CEST)-MRI, to cardiac imaging is desirable; however, conventional methods are poorly suited for cardiac imaging, particularly in small animals with rapid heart rates. We developed a CEST-encoded steady state and retrospectively gated cardiac cine imaging sequence in which the presence o...

Background: The purpose of this study was to investigate efficacy of high dose vitamin D in improving left ventricular ejection fraction (LVEF) in thalassemia patients with heart failure and vitamin D deficiency. Materials and Methods: This clinical trial study was conducted on 16 chronically transfused thalassemia patients and ventricular dysfunction with vitamin D deficiency between December...

Journal: :Chest 2001
M M Hoeper J Tongers A Leppert S Baus R Maier J Lotz

STUDY OBJECTIVES We sought to compare catheter studies using a right ventricular ejection fraction (REF) catheter together with echocardiography and MRI in patients with pulmonary hypertension. PATIENTS AND METHODS We compared hemodynamic findings, echocardiography, and MRI studies in 16 patients with pulmonary hypertension. Six healthy volunteers served as control subjects for the MRI studie...

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