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Ryotaro Kamei

Observed names: Kamei Ryotaro, Kamei, Ryotaro, R. Kamei, カメイ, リョウタロウ, ワタナベ, ユウジ
Observed institutions: Kyushu University, National Kyushu Medical Center, Tokai University Hachioji Hospital, National Center for Global Health and Medicine, Kyushu University Hospital, Hamanomachi Hospital, Philips Japan, Limited (Japan), Center Hospital of National Center for Global Health and Medicine
ORCID: 0000-0003-0971-3448
Observed ORCID: 0000-0003-0971-3448
OpenAlex ID: A5040560537
Current status and challenges of percutaneous vertebroplasty (PVP)
2022 · Tomoyuki Noguchi, Koji Yamashita, et al. · Japanese Journal of Radiology · 54
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Diagnostic accuracy for the epileptogenic zone detection in focal epilepsy could be higher in FDG-PET/MRI than in FDG-PET/CT
2020 · Kazufumi Kikuchi, Osamu Togao, et al. · European Radiology · 43
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Differentiating Dementia with Lewy Bodies and Alzheimer's Disease by Deep Learning to Structural MRI
2021 · Kiyotaka Nemoto, Hiromasa Sakaguchi, et al. · Journal of Neuroimaging · 41
Acceleration-selective Arterial Spin-labeling MR Angiography Used to Visualize Distal Cerebral Arteries and Collateral Vessels in Moyamoya Disease
2017 · Osamu Togao, Akio Hiwatashi, et al. · Radiology · 36
Diffusivity of intraorbital lymphoma vs. inflammation: comparison of single shot turbo spin echo and multishot echo planar imaging techniques
2017 · Akio Hiwatashi, Osamu Togao, et al. · European Radiology · 29
Multiparametric voxel-based analyses of standardized uptake values and apparent diffusion coefficients of soft-tissue tumours with a positron emission tomography/magnetic resonance system: Preliminary results
2017 · Koji Sagiyama, Yuji Watanabe, et al. · European Radiology · 27
Intravoxel Incoherent Motion MR Imaging of Pediatric Intracranial Tumors: Correlation with Histology and Diagnostic Utility
2019 · K. Kikuchi, A. Hiwatashi, et al. · American Journal of Neuroradiology · 21
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Usefulness of perfusion- and diffusion-weighted imaging to differentiate between pilocytic astrocytomas and high-grade gliomas: a multicenter study in Japan
2018 · Kazufumi Kikuchi, Akio Hiwatashi, et al. · Neuroradiology · 18
Cerebral blood flow laterality derived from arterial spin labeling as a biomarker for assessing the disease severity of parkinson's disease
2016 · Koji Yamashita, Akio Hiwatashi, et al. · Journal of Magnetic Resonance Imaging · 15
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Arterial spin-labeling is useful for the diagnosis of residual or recurrent meningiomas
2018 · Kazufumi Kikuchi, Akio Hiwatashi, et al. · European Radiology · 14
Accuracy of vertebral puncture in percutaneous vertebroplasty
2021 · Tomoyuki Noguchi, Koji Yamashita, et al. · Japanese Journal of Radiology · 12
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Structural changes in Parkinson’s disease: voxel-based morphometry and diffusion tensor imaging analyses based on 123I-MIBG uptake
2017 · Kazufumi Kikuchi, Akio Hiwatashi, et al. · European Radiology · 9
Calcium pyrophosphate dihydrate crystal deposition disease of the spinal dura mater: a case report
2017 · Noriaki Wada, Koji Yamashita, et al. · BJR|case reports · 7
Analysis of “visible in retrospect” to monitor false-negative findings in radiological reports
2022 · Tomoyuki Noguchi, Koji Yamashita, et al. · Japanese Journal of Radiology · 4
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Interobserver Reliability on Intravoxel Incoherent Motion Imaging in Patients with Acute Ischemic Stroke
2022 · K. Yamashita, R. Kamei, et al. · American Journal of Neuroradiology · 4
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Improved Visualization of Middle Ear Cholesteatoma with Computed Diffusion-weighted Imaging
2018 · Koji Yamashita, Akio Hiwatashi, et al. · Magnetic Resonance in Medical Sciences · 4
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Comparison of positron emission tomography diffusion-weighted imaging (PET/DWI) registration quality in a PET/MR scanner: Zoomed DWI vs. Conventional DWI
2015 · Koji Sagiyama, Yuji Watanabe, et al. · Journal of Magnetic Resonance Imaging · 4
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Different hemodynamics of basal ganglia between moyamoya and non-moyamoya diseases using intravoxel incoherent motion imaging and single-photon emission computed tomography
2022 · Koji Yamashita, Hiroshi Sugimori, et al. · Acta Radiologica · 2
An improved MR sequence for attenuation correction in PET/MR hybrid imaging
2015 · Koji Sagiyama, Yuji Watanabe, et al. · Magnetic Resonance Imaging · 2
The usefulness of vertebral needle targeting simulation training system using ray-summation imaging: experimental study
2022 · Fumiya Uchiyama, Tomoyuki Noguchi, et al. · Japanese Journal of Radiology · 1
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A case of Alexander disease with repeated loss of consciousness and with rapid aggravation of dysbasia by falling
2020 · Yumi Matsuyama, Marie Satake, et al. · Rinsho Shinkeigaku · 1
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Optimal monochromatic color combinations for fusion imaging of FDG-PET and diffusion-weighted MR images
2018 · Ryotaro Kamei, Yuji Watanabe, et al. · Annals of Nuclear Medicine · 1
[Recent advances in MR imaging for cancer diagnosis].
2015 · Koji Sagiyama, Yuji Watanabe, et al. · PubMed · 1
Pet/mriハイブリッド装置による悪性腫瘍のマルチ分子イメージング
2017 · 渡邊, 祐司, ワタナベ, ユウジ, et al. · QIR (Kyushu University Institutional Repository) (Kyushu University)
ADC-corrected SUV derived from voxel-based SUV-ADC scatter plots in 18 FDG-PET/MR hybrid imaging
2017 · Ryotaro Kamei, Yuji Watanabe, et al.
Works count: 35
Citation count: 350
H-index: 11
I10-index: 11
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