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Abstract #3293

Feasibility of routine brain imaging at 0.55T: initial experience in a clinical workflow

Anna Lavrova1, Jacob Richardson1, Ryo Kurokawa1, Mariko Kurokawa1, Pedro Itriago-Leon2, Vikas Gulani1, Hero Hussain1, Katherine Wright1, Toshio Moritani1, and Nicole Seiberlich1
1Department of Radiology, University of Michigan, Ann Arbor, MI, United States, 2Siemens Medical Solutions USA Inc., Houston, TX, United States

Synopsis

Keywords: Low-Field MRI, BrainThe purpose of this study is to assess the quality of brain imaging studies performed on an FDA-approved commercial 0.55T MRI system, and to provide information about the feasibility of using this scanner in a clinical workflow. The image quality of 1356 image series (378 in healthy subjects, 978 in patients) was independently rated by two neuroradiologists. While images from T1w SPACE, DWI/ADC, FLAIR, SWI, and T2w TSE sequences received acceptable image quality scores, contrast-enhanced T1w TSE sequence received lower, although acceptable, average scores. Our results suggest that neurological MRI studies for some indications can be performed at 0.55T.

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Keywords