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Abstract #1104

Improving single-shot multi-parametric mapping via multi-slice information sharing based on multiple overlapping-echo detachment imaging

Chenyang Dai1, Jiechao Wang1, Qizhi Yang1, Zhigang Wu2, Congbo Cai1, and Shuhui Cai1
1Department of Electronic Science, Fujian Provincial Key Laboratory of Plasma and Magnetic Resonance, Xiamen University, Xiamen, China, 2MSC Clinical & Technical Solutions, Philips Healthcare, Shenzhen, China

Synopsis

Keywords: Quantitative Imaging, Brain, Multi-slice information sharing; modulation pattern; overlapping-echo detachment imaging

Multi-parametric quantitative magnetic resonance imaging (mqMRI) has important applications in clinic. Multiple overlapping-echo detachment (MOLED) imaging can achieve single-shot mqMRI. However, the existing methods mainly focus on single-slice reconstruction. To improve the reconstruction quality of parametric maps by exploring data redundancy among adjacent slices, we proposed a multi-slice information sharing method via multiple modulation patterns of MOLED k-space and deep neural network. The results show that our method can effectively utilize the correlation information among adjacent slices and improve the reconstruction quality compared to the single-slice reconstruction method.

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