Research Topics
| Dimitris MitsourasSummaryAffiliation: Massachusetts Institute of Technology Country: USA Publications
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Detail Information
Publications
High-resolution peripheral vein bypass graft wall studies using high sampling efficiency inner volume 3D FSEDimitris Mitsouras
Cardiovascular Imaging Section, Department of Radiology, Brigham and Women s Hospital, Boston, Massachusetts 02115, USA
Magn Reson Med 59:650-4. 2008....
Enhancing the acquisition efficiency of fast magnetic resonance imaging via broadband encoding of signal contentDimitris Mitsouras
Department of Radiology, Brigham and Women s Hospital and Harvard Medical School, Boston, MA 02115, USA
Magn Reson Imaging 24:1209-27. 2006..A three-dimensional gradient-echo dynamic imaging application that demonstrates the potential benefits of this approach compared to the present state of the art for certain applications is also presented...
Basis function cross-correlations for robust k-space sample density compensation, with application to the design of radiofrequency excitationsDimitris Mitsouras
Department of Radiology, Brigham and Women s Hospital and Harvard Medical School, Boston, Massachusetts 02115, USA
Magn Reson Med 57:338-52. 2007..For typical RF excitation durations (<20 ms) it is shown that density compensation can even be achieved without numerical iteration...
Immobilized contrast-enhanced MRI: Gadolinium-based long-term MR contrast enhancement of the vein graft vessel wallDimitris Mitsouras
Department of Radiology, Brigham and Women s Hospital, Boston, Massachusetts 02115, USA
Magn Reson Med 65:176-83. 2011..Signal enhancement due to the covalently immobilized contrast agent is demonstrated for excised human vein specimens imaged at 3 T, and its long-term stability is demonstrated during a 4-month incubation period...
In vivo differentiation of two vessel wall layers in lower extremity peripheral vein bypass grafts: application of high-resolution inner-volume black blood 3D FSEDimitris Mitsouras
Department of Radiology, Applied Imaging Science Laboratory, Brigham and Women s Hospital, Boston, Massachusetts 02115, USA
Magn Reson Med 62:607-15. 2009....
Fast, exact k-space sample density compensation for trajectories composed of rotationally symmetric segments, and the SNR-optimized image reconstruction from non-Cartesian samplesDimitris Mitsouras
Cardiovascular Imaging Section, Department of Radiology, Brigham and Women s Hospital, Boston, Massachusetts, USA
Magn Reson Med 60:339-49. 2008....
Carr-Purcell-Meiboom-Gill imaging of prostate cancer: quantitative T2 values for cancer discriminationJoseph R Roebuck
Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02115, USA
Magn Reson Imaging 27:497-502. 2009....
Strategies for inner volume 3D fast spin echo magnetic resonance imaging using nonselective refocusing radio frequency pulsesDimitris Mitsouras
Department of Radiology, Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts, USA
Med Phys 33:173-86. 2006..We conclude that the SNR efficiency of volume imaging in conjunction with the short echo spacing afforded by hard pulse trains enables high-resolution 3D HPFSE MRI of a small field-of-view (FOV) with minimal aliasing artifact...
Generalized encoding through the use of selective excitation in accelerated parallel MRIWalid E Kyriakos
Department of Radiology, Children s Hospital and Harvard Medical School, Boston, MA, USA
NMR Biomed 19:379-92. 2006..The main contribution of this review is to show how the combination of selective excitation with parallel imaging provides the latter an added flexibility that can be used to either enhance image quality, increase imaging speed, or both...
Coronary enhancement for prospective ECG-gated single R-R axial 320-MDCT angiography: comparison of 60- and 80-mL iopamidol 370 injectionKanako K Kumamaru
Department of Radiology, Applied Imaging Science Laboratory, Brigham and Women s Hospital and Harvard Medical School, 75 Francis St, Boston, MA 02115, USA
AJR Am J Roentgenol 197:844-50. 2011..The objective of our study was to evaluate the difference in coronary enhancement provided by 60 versus 80 mL of contrast medium (370 mg I/mL) for prospectively ECG-gated single-heartbeat axial 320-MDCT...
Non-Fourier-encoded parallel MRI using multiple receiver coilsDimitris Mitsouras
Department of Electrical Engineering and Computer Science, Laboratory for Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
Magn Reson Med 52:321-8. 2004..Images acquired at speed-up factors of 2x to 8x with a four-element RF receiver coil array demonstrate the utility of this framework and the efficiency afforded by it...
