Gray matter atrophy patterns within the cerebellum-neostriatum-cortical network in SCA3.


Journal

Neurology
ISSN: 1526-632X
Titre abrégé: Neurology
Pays: United States
ID NLM: 0401060

Informations de publication

Date de publication:
01 12 2020
Historique:
received: 28 11 2019
accepted: 22 07 2020
pubmed: 8 10 2020
medline: 17 12 2020
entrez: 7 10 2020
Statut: ppublish

Résumé

To investigate the spatial patterns and the probable sequences of gray matter atrophy in spinocerebellar ataxia type 3 (SCA3). A total of 47 patients with SCA3 and 49 age- and sex-matched healthy controls participated in the study. High-resolution T1-weighted MRI were examined in all participants. We used the causal network of structural covariance (CasCN) to identify the sequence of gray matter atrophy patterns. This was achieved by applying Granger causality analysis to a gray matter atrophy staging scheme performed by voxel-based morphometry from the network level. Participants in the premanifest stage of the disease showed the presence of focal gray matter atrophy in the vermis. As the disease duration increased, there was progressive gray matter atrophy in the cerebellar, neostriatum, frontal lobe, and parietal lobe. The patients with SCA3 also showed proximal and distal cortical atrophy sequences exerting from the vermis to the regions mainly located in the cerebellum-neostriatum-cortical network. Our results, although preliminary in nature, indicate that the gray matter atrophy in SCA3 lies and extends to involve more regions according to distinct anatomical patterns, mainly in the cerebellum-neostriatum-cortical network. These findings advance our understanding on the natural history of structural damage in SCA3, while confirming known clinical features. This could provide unique insight into the ordered sequential process of regional brain atrophy that targets a particular network.

Identifiants

pubmed: 33024025
pii: WNL.0000000000010986
doi: 10.1212/WNL.0000000000010986
doi:

Types de publication

Journal Article Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

e3036-e3044

Informations de copyright

© 2020 American Academy of Neurology.

Auteurs

Jing Guo (J)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Hui Chen (H)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark. chenhf@uestc.edu.cn wangjian_811@yahoo.com liuchen@aifmri.com.

Bharat B Biswal (BB)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Xiaonan Guo (X)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Huangbin Zhang (H)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Limeng Dai (L)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Yuhan Zhang (Y)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Liang Li (L)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark. chenhf@uestc.edu.cn wangjian_811@yahoo.com liuchen@aifmri.com.

Yunshuang Fan (Y)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Shaoqiang Han (S)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Juan Liu (J)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark. chenhf@uestc.edu.cn wangjian_811@yahoo.com liuchen@aifmri.com.

Liu Feng (L)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark.

Qiannan Wang (Q)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark. chenhf@uestc.edu.cn wangjian_811@yahoo.com liuchen@aifmri.com.

Jian Wang (J)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark. chenhf@uestc.edu.cn wangjian_811@yahoo.com liuchen@aifmri.com.

Chen Liu (C)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark. chenhf@uestc.edu.cn wangjian_811@yahoo.com liuchen@aifmri.com.

Huafu Chen (H)

From The Clinical Hospital of Chengdu Brain Science Institute, MOE Key Lab for Neuroinformation (J.G., B.B.B., X.G., H.Z., L.L., Y.F., S.H., Huafu Chen), School of Medicine (J.G.), and School of Life Science and Technology, Center for Information in Medicine (X.G., H.Z., L.L., Y.F., S.H.), University of Electronic Science and Technology of China, Chengdu; Departments of Radiology (Hui Chen, Y.Z., J.L, J.W., C.L., Huafu Chen) and Laboratory Medicine (L.F.), Southwest Hospital, Department of Medical Genetics, College of Basic Medical Science (L.D.), and Department of Biomedical Engineering & Imaging Medicine (Q.W.), Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, China; and Department of Biomedical Engineering (B.B.B.), New Jersey Institute of Technology, Newark. chenhf@uestc.edu.cn wangjian_811@yahoo.com liuchen@aifmri.com.

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