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Abstract #4041

Deep Learning Based Reconstruction Improved Image Quality for rectum T2-weighted imaging

Weiming Feng1, Lan Zhu1, Yihan Xia1, Kangning Wang1, Yong Zhang2, Jiankun Dai3, Guifeng Fu3, and Huan Zhang1
1Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China, 2GE Healthcare, Shanghai, China, 3GE Healthcare, Beijing, China

Synopsis

Keywords: Machine Learning/Artificial Intelligence, Image Reconstruction, rectum; magnetic resonance imaging; T2-weighted imaging

High-resolution MRI is of much significance in preoperatively staging rectal cancer. However, the motion artifact from intestinal peristalsis inevitably affects image quality then the accuracy of staging. Deep learning reconstruction (DLRecon) that uses artificial neural networks to extract patterns and makes predictions from large data sets, has been verified in related studies for improving image quality and reducing scanning time. In this study, rectum T2-weighted imaging (T2WI) reconstructed with DLRecon and conventional reconstruction were evaluated, and the results indicate that DLRecon could be employed for better image quality without extra scanning time in clinical practice.

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Keywords