Search Results - "Botnar, R. M."

Detection of Intracoronary Thrombus by Magnetic Resonance Imaging in Patients With Acute Myocardial Infarction by JANSEN, C. H. P, PERERA, D, REDWOOD, S, BOTNAR, R. M, MAKOWSKI, M. R, WIETHOFF, A. J, PHINIKARIDOU, A, RAZAVI, R. M, MARBER, M. S, GREIL, G. F, NAGEL, E, MAINTZ, D

“…Persistent intracoronary thrombus after plaque rupture is associated with an increased risk of subsequent myocardial infarction and mortality. Coronary…”
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Improved coronary artery definition with T2-weighted, free-breathing, three-dimensional coronary MRA by BOTNAR, R. M, STUBER, M, DANIAS, P. G, KISSINGER, K. V, MANNING, W. J

“…Three-dimensional (3D) navigator-gated and prospectively corrected free-breathing coronary magnetic resonance angiography (MRA) allows for submillimeter image…”
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Analysis of residual coronary artery motion for breath hold and navigator approaches using real-time coronary MRI by Fischer, R. W., Botnar, R. M., Nehrke, K., Boesiger, P., Manning, W. J., Peters, D. C.

“…Coronary artery MRI methods utilize breath holds, or diaphragmatic navigators, to compensate for respiratory motion. To increase image quality and navigator…”
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Free-running cardiac magnetic resonance fingerprinting: Joint T1/T2 map and Cine imaging by Jaubert, O., Cruz, G., Bustin, A., Schneider, T., Koken, P., Doneva, M., Rueckert, D., Botnar, R.M., Prieto, C.

“…To develop and evaluate a novel non-ECG triggered 2D magnetic resonance fingerprinting (MRF) sequence allowing for simultaneous myocardial T1 and T2 mapping…”
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Double-oblique free-breathing high resolution three-dimensional coronary magnetic resonance angiography by Stuber, Matthias, Botnar, René M., Danias, Peter G., Sodickson, Daniel K., Kissinger, Kraig V., Van Cauteren, Marc, De Becker, Jan, Manning, Warren J.

“…OBJECTIVES The goal of the present study was to develop a strategy for three-dimensional (3D) volume acquisition along the major axes of the coronary arteries…”
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Submillimeter three-dimensional coronary MR angiography with real-time navigator correction: comparison of navigator locations by Stuber, M, Botnar, R M, Danias, P G, Kissinger, K V, Manning, W J

“…Three-dimensional free-breathing coronary magnetic resonance angiography was performed in eight healthy volunteers with use of real-time navigator technology…”
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Cardiac Magnetic Resonance Fingerprinting: Technical Developments and Initial Clinical Validation by Cruz, G., Jaubert, O., Botnar, R. M., Prieto, C.

“…Purpose of Review Magnetic resonance imaging (MRI) has enabled non-invasive myocardial tissue characterization in a wide range of cardiovascular diseases by…”
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Whole-heart coronary magnetic resonance angiography: value for the detection of coronary artery stenoses in comparison to multislice computed tomography angiography by Maintz, D, Ozgun, M, Hoffmeier, A, Quante, M, Fischbach, R, Manning, W J, Heindel, W, Botnar, R M

“…Coronary magnetic resonance imaging and computed tomography are being discussed as alternatives to catheter angiography in the detection of coronary artery…”
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Relationship between motion of coronary arteries and diaphragm during free breathing: lessons from real-time MR imaging by Danias, PG, Stuber, M, Botnar, RM, Kissinger, KV, Edelman, RR, Manning, WJ

“…Diaphragmatic navigators are frequently used in free-breathing coronary MR angiography, either to gate or prospectively correct slice position or both. For…”
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Noninvasive coronary vessel wall and plaque imaging with magnetic resonance imaging by BOTNAR, Rend M, STUBER, Matthias, KISSINGER, Kraig V, KIM, Won Y, SPUENTRUP, Elmar, MANNING, Warren J

“…Conventional x-ray angiography frequently underestimates the true burden of atherosclerosis. Although intravascular ultrasound allows for imaging of coronary…”
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Coronary Magnetic Resonance Angiography for the Detection of Coronary Stenoses by Kim, W. Yong, Danias, Peter G, Stuber, Matthias, Flamm, Scott D, Plein, Sven, Nagel, Eike, Langerak, Susan E, Weber, Oliver M, Pedersen, Erik M, Schmidt, Matthias, Botnar, René M, Manning, Warren J

“…This study compared a noninvasive approach to the diagnosis of coronary disease, coronary magnetic resonance angiography, with standard invasive x-ray coronary…”
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Molecular imaging in cardiovascular diseases by Botnar, R M, Ebersberger, H, Noerenberg, D, Jansen, C H P, Wiethoff, A J, Schuster, A, Kasner, M, Walter, T C, Knobloch, G, Hoppe, P, Diederichs, G, Hamm, B, Makowski, M R

“…Cardiovascular diseases remain the leading cause of morbidity and mortality in industrialized and developing countries. In clinical practice, the in-vivo…”
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Navigator assessment of breath-hold duration : Impact of supplemental oxygen and hyperventilation by DANIAS, P. G, STUBER, M, BOTNAR, R. M, KISSINGER, K. V, CHUANG, M. L, MANNING, W. J

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Inversion prepared coronary MR angiography: direct visualization of coronary blood flow by Katoh, M, Spuentrup, E, Stuber, M, Buecker, A, Manning, W J, Günther, R W, Botnar, R M

“…Visualization of coronary blood flow by means of a slice-selective inversion pre-pulse in concert with bright-blood coronary MRA. Coronary magnetic resonance…”
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3D coronary vessel wall imaging utilizing a local inversion technique with spiral image acquisition by Botnar, René M., Kim, Won Y., Börnert, Peter, Stuber, Matthias, Spuentrup, Elmar, Manning, Warren J.

“…Current 2D black blood coronary vessel wall imaging suffers from a relatively limited coverage of the coronary artery tree. Hence, a 3D approach facilitating…”
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Low-cost MR-compatible moving heart phantom by Huber, M E, Stuber, M, Botnar, R M, Boesiger, P, Manning, W J

“…For the development and evaluation of cardiac magnetic resonance (MR) imaging sequences and methodologies, the availability of a periodically moving phantom to…”
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Flow-targeted inversion-prepared b-TFE coronary MR angiography: initial results in patients by Katoh, M, Spüntrup, E, Kuehl, H, Stuber, M, Günther, R W, Botnar, R M

“…Visualization of coronary blood flow in the right and left coronary system in volunteers and patients by means of a modified inversion-prepared bright-blood…”
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Molecular coronary MR imaging of human thrombi using EP-2104R, a fibrin-targeted contrast agent: experimental study in a swine model by Spuentrup, E, Katoh, M, Wiethoff, A J, Buecker, A, Botnar, R M, Parsons, E C, Guenther, R W

“…The aim of this study was to investigate the use of a fibrin-specific contrast agent (EP-2104R, EPIX Pharmaceuticals, Lexington, Massachusetts, USA) for…”
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Impact of bulk cardiac motion on right coronary MR angiography and vessel wall imaging by Kim, W. Yong, Stuber, Matthias, Kissinger, Kraig V., Andersen, Niels Trolle, Manning, Warren J., Botnar, René M.

“…The purpose of this study was to investigate the impact of in‐plane coronary artery motion on coronary magnetic resonance angiography (MRA) and coronary MR…”
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Contrast agent-enhanced, free-breathing, three-dimensional coronary magnetic resonance angiography by Stuber, Matthias, Botnar, René M., Danias, Peter G., McConnell, Michael V., Kissinger, Kraig V., Yucel, E. Kent, Manning, Warren J.

“…For free‐breathing, high‐resolution, three‐dimensional coronary magnetic resonance angiography (MRA), the use of intravascular contrast agents may be helpful…”
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