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Kyoto Furitsu Ika Daigaku: Kyoto, Kyoto, JP

2015-01-01 to present | Associate Professor (Radiology)
Employment
Source: Self-asserted source
Koji Sakai

Works (50 of 52)

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Page 1 of 2

Does cerebrospinal fluid pulsation affect diffusion‐weighted imaging thermometry? A study in healthy volunteers

NMR in Biomedicine
2022-08 | Journal article
Contributors: Koji Sakai; Akazawa Kentaro; Jun Tazoe; Hiroyasu Ikeno; Toshiaki Nakagawa; Kei Yamada
Source: check_circle
Crossref

Deep Multi-Objective Learning from Low-Dose CT for Automatic Lung-RADS Report Generation

Journal of Personalized Medicine
2022-03-08 | Journal article
Contributors: Yung-Chun Chang; Yan-Chun Hsing; Yu-Wen Chiu; Cho-Chiang Shih; Jun-Hong Lin; Shih-Hsin Hsiao; Koji Sakai; Kai-Hsiung Ko; Cheng-Yu Chen
Source: check_circle
Crossref
grade
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A Method for Displaying Puncture Information in CT-Guided Puncture Assistance System

Advances in Intelligent Systems and Computing
2021 | Book
EID:

2-s2.0-85090039177

Part of ISSN: 21945365 21945357
Contributors: Gotoh, Y.; Yamashita, M.; Sakai, K.; Masui, K.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

A Proposition of Physician Scheduling Method for Improving Work-Life Balance

Lecture Notes on Data Engineering and Communications Technologies
2021 | Book chapter
EID:

2-s2.0-85102065794

Part of ISSN: 23674520 23674512
Contributors: Gotoh, Y.; Iwamoto, N.; Sakai, K.; Tazoe, J.; Ohara, Y.; Uchiyama, A.; Nomura, Y.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Temperature Measurement by Diffusion-Weighted Imaging

Magnetic Resonance Imaging Clinics of North America
2021-05 | Journal article
Part of ISSN: 1064-9689
Source: Self-asserted source
Koji Sakai

Correction to: Reply to the letter: N-Butyl Cyanoacrylate–Lipiodol Mixture for Endovascular Purpose: Polymerization Kinetics Differences Between In Vitro and In Vivo Experiments

CardioVascular and Interventional Radiology
2020-12 | Journal article
Part of ISSN: 0174-1551
Part of ISSN: 1432-086X
Source: Self-asserted source
Koji Sakai

Reply to the letter: N-Butyl Cyanoacrylate–Lipiodol Mixture for Endovascular Purpose: Polymerization Kinetics Differences Between In Vitro and In Vivo Experiments

CardioVascular and Interventional Radiology
2020-09 | Journal article
Part of ISSN: 0174-1551
Part of ISSN: 1432-086X
Source: Self-asserted source
Koji Sakai

Alteration of brain temperature and systemic inflammation in Parkinson’s disease

Neurological Sciences
2020-05 | Journal article
Part of ISSN: 1590-1874
Part of ISSN: 1590-3478
Source: Self-asserted source
Koji Sakai

Is the Cessation of Blood Flow Faster than the Polymerization of an n-Butyl Cyanoacrylate–Lipiodol Mixture? An In Vitro Phantom Study

CardioVascular and Interventional Radiology
2020-04 | Journal article
Part of ISSN: 0174-1551
Part of ISSN: 1432-086X
Source: Self-asserted source
Koji Sakai

Deformation of breast masses between supine ultrasound and prone magnetic resonance imaging

Acta Radiologica
2019-10 | Journal article
Part of ISSN: 0284-1851
Part of ISSN: 1600-0455
Source: Self-asserted source
Koji Sakai

Whole-tumor histogram analysis of DWI and QSI for differentiating between meningioma and schwannoma: a pilot study

Japanese Journal of Radiology
2019-10 | Journal article
Part of ISSN: 1867-1071
Part of ISSN: 1867-108X
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Effects of different fat-suppression methods on T1 values in dynamic contrast-enhanced magnetic resonance imaging: a phantom study

Radiological Physics and Technology
2019-09 | Journal article
Part of ISSN: 1865-0333
Part of ISSN: 1865-0341
Source: Self-asserted source
Koji Sakai

Adding a Model-free Diffusion MRI Marker to BI-RADS Assessment Improves Specificity for Diagnosing Breast Lesions

Radiology
2019-07 | Journal article
Part of ISSN: 0033-8419
Part of ISSN: 1527-1315
Source: Self-asserted source
Koji Sakai

Diagnostic performance of initial enhancement analysis using ultra-fast dynamic contrast-enhanced MRI for breast lesions

European Radiology
2019-03 | Journal article
Part of ISSN: 0938-7994
Part of ISSN: 1432-1084
Source: Self-asserted source
Koji Sakai

Machine learning studies on major brain diseases: 5-year trends of 2014–2018

Japanese Journal of Radiology
2019-01 | Journal article
Part of ISSN: 1867-1071
Part of ISSN: 1867-108X
Source: Self-asserted source
Koji Sakai

Usefulness of the Principle of Selective Excitation Technique Non-electrocardiogramgated 3D-TOF Method in Lower-extremity MRA Using a Whole-body Coil

Japanese Journal of Radiological Technology
2018 | Journal article
Part of ISSN: 0369-4305
Part of ISSN: 1881-4883
Source: Self-asserted source
Koji Sakai

Automatic inference model construction for computer-aided diagnosis of lung nodule: Explanation adequacy, inference accuracy, and experts’ knowledge

PLOS ONE
2018-11-16 | Journal article
Part of ISSN: 1932-6203
Source: Self-asserted source
Koji Sakai

Brain-core temperature of patients before and after orthotopic liver transplantation assessed by DWI thermometry

Japanese Journal of Radiology
2018-05 | Journal article
Part of ISSN: 1867-1071
Part of ISSN: 1867-108X
Source: Self-asserted source
Koji Sakai

Clinical feasibility of simultaneous multi-slice imaging with blipped-CAIPI for diffusion-weighted imaging and diffusion-tensor imaging of the brain

Acta Radiologica
2017-12 | Journal article
Part of ISSN: 0284-1851
Part of ISSN: 1600-0455
Source: Self-asserted source
Koji Sakai

A study of computer-aided diagnosis for pulmonary nodule: comparison between classification accuracies using calculated image features and imaging findings annotated by radiologists

International Journal of Computer Assisted Radiology and Surgery
2017-05 | Journal article
Part of ISSN: 1861-6410
Part of ISSN: 1861-6429
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Assessment of brain core temperature using MR DWI-thermometry in Alzheimer disease patients compared to healthy subjects

Japanese Journal of Radiology
2017-04 | Journal article
Part of ISSN: 1867-1071
Part of ISSN: 1867-108X
Source: Self-asserted source
Koji Sakai

Can we shorten the q-space imaging to make it clinically feasible?

Japanese Journal of Radiology
2017-01 | Journal article
Part of ISSN: 1867-1071
Part of ISSN: 1867-108X
Source: Self-asserted source
Koji Sakai

Longitudinal change in white matter in preterm infants without magnetic resonance imaging abnormalities: Assessment of serial diffusion tensor imaging and their relationship to neurodevelopmental outcomes

Brain and Development
2017-01 | Journal article
Part of ISSN: 0387-7604
Source: Self-asserted source
Koji Sakai

Motion correction for q -space imaging by multiple interleaved b 0 images

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2016 | Conference paper
EID:

2-s2.0-84981725090

Part of ISSN: 16057422
Contributors: Muto, M.; Du, W.; Fukuzawa, M.; Sakai, K.; Tazoe, J.; Ikeno, H.; Yamada, K.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Intraventricular temperature measured by diffusion-weighted imaging compared with brain parenchymal temperature measured by MRSin vivo

NMR in Biomedicine
2016-07 | Journal article
Part of ISSN: 0952-3480
Source: Self-asserted source
Koji Sakai

Assessment of brain temperatures during different phases of the menstrual cycle using diffusion-weighted imaging thermometry

Japanese Journal of Radiology
2016-04 | Journal article
Part of ISSN: 1867-1071
Part of ISSN: 1867-108X
Source: Self-asserted source
Koji Sakai

Ventricular Temperatures in Idiopathic Normal Pressure Hydrocephalus (iNPH) Measured with DWI-based MR Thermometry

Magnetic Resonance in Medical Sciences
2015 | Journal article
Part of ISSN: 1347-3182
Part of ISSN: 1880-2206
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Intraventricular cerebrospinal fluid temperature analysis using MR diffusion‐weighted imaging thermometry in Parkinson's disease patients, multiple system atrophy patients, and healthy subjects

Brain and Behavior
2015-06 | Journal article
Part of ISSN: 2162-3279
Part of ISSN: 2162-3279
Source: Self-asserted source
Koji Sakai

How does the protein content of CSF affect for DWI thermometry?: Initial results of phantom and subarachnoid hemorrhage patient study

World Automation Congress Proceedings
2014 | Conference paper
EID:

2-s2.0-84908871546

Part of ISSN: 21544832 21544824
Contributors: Sakai, K.; Nakai, R.; Tazoe, J.; Akazawa, K.; Yamada, K.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Altered Coupling of Regional Cerebral Blood flow and Brain Temperature in Schizophrenia Compared with Bipolar Disorder and Healthy Subjects

Journal of Cerebral Blood Flow & Metabolism
2014-12 | Journal article
Part of ISSN: 0271-678X
Part of ISSN: 1559-7016
Source: Self-asserted source
Koji Sakai

Brain core temperature of patients with mild traumatic brain injury as assessed by DWI-thermometry

Neuroradiology
2014-10 | Journal article
Part of ISSN: 0028-3940
Part of ISSN: 1432-1920
Source: Self-asserted source
Koji Sakai

Brainstem White Matter Tracts and the Control of Eye Movements

Seminars in Ultrasound, CT and MRI
2014-10 | Journal article
Part of ISSN: 0887-2171
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Automated temperature calculation method for DWI-thermometry: The usefulness of LV probability map on healthy subjects

Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS
2013 | Conference paper
EID:

2-s2.0-84886558390

Part of ISSN: 1557170X
Contributors: Sakai, K.; Yamada, K.; Sugimoto, N.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Automated temperature calculation method for DWI-thermometry: Volunteer study

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2013 | Conference paper
EID:

2-s2.0-84878297271

Part of ISSN: 16057422
Contributors: Sakai, K.; Yamada, K.; Sugimoto, N.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Detection of early neuronal damage in CADASIL patients by q-space MR imaging

Neuroradiology
2013-03 | Journal article
Part of ISSN: 0028-3940
Part of ISSN: 1432-1920
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

DWI based thermometry: The effects of b-values, resolutions, signal-to-noise ratio, and magnet strength

2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society
2012-08 | Conference paper
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Calculation methods for ventricular diffusion-weighted imaging thermometry: phantom and volunteer studies

NMR in Biomedicine
2012-02 | Journal article
Part of ISSN: 0952-3480
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Age-dependent brain temperature decline assessed by diffusion-weighted imaging thermometry

NMR in Biomedicine
2011-11 | Journal article
Part of ISSN: 0952-3480
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Flow Velocity of the Superior Sagittal Sinus Is Reduced in Patients with Idiopathic Normal Pressure Hydrocephalus

Journal of Neuroimaging
2011-10 | Journal article
Part of ISSN: 1051-2284
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Cerebral white matter lesions may be partially reversible in patients with carotid artery stenosis

American Journal of Neuroradiology
2010 | Journal article
EID:

2-s2.0-77955590800

Part of ISSN: 01956108 1936959X
Contributors: Yamada, K.; Sakai, K.; Owada, K.; Mineura, K.; Nishimura, T.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Moyamoya patients exhibit higher brain temperatures than normal controls

NeuroReport
2010-09-15 | Journal article
Part of ISSN: 0959-4965
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Diffusion tensor imaging may help the determination of time at onset in cerebral ischaemia

Journal of Neurology, Neurosurgery and Psychiatry
2009 | Journal article
EID:

2-s2.0-69449107170

Part of ISSN: 00223050 1468330X
Contributors: Sakai, K.; Yamada, K.; Nagakane, Y.; Mori, S.; Nakagawa, M.; Nishimura, T.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

MR Tractography: A Review of Its Clinical Applications

Magnetic Resonance in Medical Sciences
2009 | Journal article
Part of ISSN: 1880-2206
Part of ISSN: 1347-3182
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

A similarity evaluation method for volume data sets by using critical point graph

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2008 | Book
EID:

2-s2.0-38549179809

Part of ISSN: 16113349 03029743
Contributors: Minami, T.; Sakai, K.; Koyamada, K.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Numerical Simulation Model of Hyperacute/Acute Stage White Matter Infarction

Magnetic Resonance in Medical Sciences
2008 | Journal article
Part of ISSN: 1880-2206
Part of ISSN: 1347-3182
Source: Self-asserted source
Koji Sakai
grade
Preferred source (of 2)‎

Rigid diffusion phantom: Acquisition and simulation

Proceedings of the 30th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS'08 - "Personalized Healthcare through Technology"
2008 | Conference paper
EID:

2-s2.0-61849091313

Contributors: Sakai, K.; Azuma, T.; Mori, S.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Diffusion anisotropy measurement of brain white matter is affected by voxel size: Underestimation occurs in areas with crossing fibers

American Journal of Neuroradiology
2007 | Journal article
EID:

2-s2.0-34250850723

Part of ISSN: 01956108
Contributors: Oouchi, H.; Yamada, K.; Sakai, K.; Kizu, O.; Kubota, T.; Ito, H.; Nishimura, T.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Framework for creating new discriminants: Combined diffusion and perfusion studies in stroke patients

Proceedings of the 5th IASTED International Conference on Biomedical Engineering, BioMED 2007
2007 | Conference paper
EID:

2-s2.0-56149104380

Contributors: Takagi, S.; Sakai, K.; Yamada, K.; Kudo, K.; Yasuhara, Y.; Koyamada, K.; Nishimura, T.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Multitensor tractography enables better depiction of motor pathways: Initial clinical experience using diffusion-weighted MR imaging with standard b-value

American Journal of Neuroradiology
2007 | Journal article
EID:

2-s2.0-35348932133

Part of ISSN: 01956108
Contributors: Yamada, K.; Sakai, K.; Hoogenraad, F.G.C.; Holthuizen, R.; Akazawa, K.; Ito, H.; Oouchi, H.; Matsushima, S.; Kubota, T.; Sasajima, H. et al.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier

Utilization of fiber tracking for gliomas

Japanese Journal of Clinical Radiology
2007 | Journal article
EID:

2-s2.0-34347335738

Part of ISSN: 00099252
Contributors: Sakai, K.; Koyamada, K.; Yamada, K.; Nishimura, T.
Source: Self-asserted source
Koji Sakai via Scopus - Elsevier
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