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Abstract #1231

Deep learning-based automated scan planning for brain MRI

Gaojie Zhu1,2, Xiongjie Shen2, and Hua Guo1
1Department of Biomedical Engineering, School of Medicine, Tsinghua University, Center for Biomedical Imaging Research, Beijing, China, 2Anke High-tech Co., Ltd, Shenzhen, China

Synopsis

Keywords: Analysis/Processing, Brain, automatic scan planning

Motivation: Manual scan planning in clinical MRI is inaccurate, inconsistent and time-consuming.

Goal(s): A deep learning-based end-to-end automated scan planning framework has been developed for MRI head scans.

Approach: We propose a two-stage end-to-end 3D cascaded convolutional network framework, called 3D CFP-UNet, which localizes the positions of five key anatomical landmarks and achieves a coarse-to-fine result. We also propose loss functions PRL and DRL with physical meaning in automatic scan planning.

Results: Our approach yields satisfactory scan planning results on 229 test subjects, with PAE and PRE reaching 0.872mm and 0.10%, respectively.

Impact: MRI automated scan planning can help improve scan efficiency. Also, it improves scan consistency for follow-up comparisons.

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