Abstract #2646
Quality Assurance for Diffusion Tensor Imaging Using ACR Phantom: Comparative Analysis with 6, 15 and 32 Directions at 1.5T and 3.0T MRI Systems
Jung-Hoon Lee 1,2 , Sang-Young Kim 1 , Do-Wan Lee 1 , Jin-Young Jung 1 , Kyu-Ho Song 1 , and Bo-Young Choe 1
1
Department of Biomedical Engineering,
Research Institute of Biomedical Engineering, College of
Medicine, The Catholic University of Korea, Seoul,
Seoul, Korea,
2
Department
of Radiology, Kyunghee Medical Center, Seoul, Seoul,
Korea
We evaluated geometric accuracy, slice position
accuracy, image intensity uniformity, percent-signal
ghosting and, low-contrast object detectability provided
by ACR Guidance as well as image distortion, ADC and FA
values measured with 6, 15, and 32 directions at 1.5T
and 3.0T MR systems.
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