Ryutaro Hayashi

Delirium and High Fever Are Associated with Subacute Motor Deterioration in Parkinson Disease: A Nested Case-Control Study

Atsushi Umemura, Tomoko Oeda, Satoshi Tomita et al. · PLoS ONE · 2014 · 90 citations · Full text

Association of Dermatomyositis Sine Dermatitis With Anti–Nuclear Matrix Protein 2 Autoantibodies

Michio Inoue, Jantima Tanboon, Shinya Hirakawa et al. · JAMA Neurology · 2020 · 63 citations · Full text

Trigger medications and patient-related risk factors for Parkinson disease psychosis requiring anti-psychotic drugs: a retrospective cohort study

Hideyuki Sawada, Tomoko Oeda, Kenji Yamamoto et al. · BMC Neurology · 2013 · 46 citations · Full text

Diagnostic Accuracy of Apparent Diffusion Coefficient and 123I-Metaiodobenzylguanidine for Differentiation of Multiple System Atrophy and Parkinson’s Disease

Atsushi Umemura, Tomoko Oeda, Ryutaro Hayashi et al. · PLoS ONE · 2013 · 31 citations · Full text

Subclinical Elevation of Plasma C-Reactive Protein and Illusions/Hallucinations in Subjects with Parkinson’s Disease: Case–control Study

Hideyuki Sawada, Tomoko Oeda, Atsushi Umemura et al. · PLoS ONE · 2014 · 29 citations · Full text