Ryan R Walsh
Overview
Explore the profile of Ryan R Walsh including associated specialties, affiliations and a list of published articles.
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23
Citations
248
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Recent Articles
11.
Bergamino M, Nespodzany A, Baxter L, Burke A, Caselli R, Sabbagh M, et al.
J Magn Reson Imaging
. 2020 Jul;
52(6):1811-1826.
PMID: 32621405
Background: Alzheimer's disease (AD) is a progressive neurodegenerative disease that affects aging populations. Current MRI techniques are often limited in their sensitivity to underlying neuropathological changes. Purpose: To characterize differences...
12.
Bergamino M, Keeling E, Mishra V, Stokes A, Walsh R
Front Neurol
. 2020 Jun;
11:314.
PMID: 32477235
Structural brain white matter (WM) changes such as axonal caliber, density, myelination, and orientation, along with WM-dependent structural connectivity, may be impacted early in Parkinson disease (PD). Diffusion magnetic resonance...
13.
Mishra V, Sreenivasan K, Yang Z, Zhuang X, Cordes D, Mari Z, et al.
Neurology
. 2019 Dec;
94(8):e774-e784.
PMID: 31882528
Objective: To investigate the topographic arrangement and strength of whole-brain white matter (WM) structural connectivity in patients with early-stage drug-naive Parkinson disease (PD). Methods: We employed a model-free data-driven approach...
14.
Hauser R, Kremens D, Elmer L, Kreitzman D, Walsh R, Johnson R, et al.
J Parkinsons Dis
. 2019 May;
9(3):591-600.
PMID: 31081793
Background: Parkinson's disease (PD) patients using levodopa commonly develop dyskinesia and OFF episodes that reduce quality of life. Objective: Evaluate prevalence of troublesome dyskinesia and OFF through the day, assessed...
15.
Mishra V, Sreenivasan K, Zhuang X, Yang Z, Cordes D, Walsh R
Heliyon
. 2019 Apr;
5(4):e01481.
PMID: 31008407
Diffusion tensor imaging (DTI) studies in early Parkinson's disease (PD) to understand pathologic changes in white matter (WM) organization are variable in their findings. Evaluation of different analytic techniques frequently...
16.
Sreenivasan K, Mishra V, Bird C, Zhuang X, Yang Z, Cordes D, et al.
Parkinsonism Relat Disord
. 2019 Feb;
62:3-9.
PMID: 30772280
Introduction: The aim of the study was to identify abnormalities of whole-brain network functional organization and their relation to clinical measures in a well-characterized, multi-site cohort of very early-stage, drug-naïve...
17.
18.
Zhuang X, Walsh R, Sreenivasan K, Yang Z, Mishra V, Cordes D
Neuroimage
. 2018 Jan;
172:64-84.
PMID: 29355770
The dynamics of the brain's intrinsic networks have been recently studied using co-activation pattern (CAP) analysis. The CAP method relies on few model assumptions and CAP-based measurements provide quantitative information...
19.
Walsh R, Krismer F, Galpern W, Wenning G, Low P, Halliday G, et al.
Neurology
. 2017 Dec;
90(2):74-82.
PMID: 29237794
Multiple system atrophy (MSA) is a rare neurodegenerative disorder with substantial knowledge gaps despite recent gains in basic and clinical research. In order to make further advances, concerted international collaboration...
20.
Ghazi-Saidi L, Walsh R, Shan G, Banks S
Alzheimer Dis Assoc Disord
. 2017 Dec;
32(3):255-257.
PMID: 29189303
No abstract available.