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Changes and clinical correlation of diffusion tensor imaging parameters of compressed spinal cord and nerve root in patients with cervical spondylosis

Shuo Liang, Feng Yang, Yang Zhang, Huiyu Zhao, Xinyue Wang
2022 BMC Medical Imaging  
Background Diffusion tensor imaging (DTI) was used to quantitatively study the characteristics of the related spinal cord and nerve root compression parameters in patients with cervical spondylosis (CS  ...  Conclusions DTI parameters of cervical spinal cord and nerve root compression are associated with the clinical evaluation of patients with CS and may be helpful in assessing the severity of CS.  ...  nerve root b0 images. b, f Fractional anisotropy images. c, g Apparent diffusion coefficient images. d, h Spinal cord and nerve root fiber tracts Fig. 2 2 Fig. 2 Diffusion tensor imaging in two patients  ... 
doi:10.1186/s12880-022-00835-0 pmid:35659198 pmcid:PMC9166510 fatcat:p4fuxcuarbgybbp3yxqnmn5sxa

Reproducibility, temporal stability, and functional correlation of diffusion MR measurements within the spinal cord in patients with asymptomatic cervical stenosis or cervical myelopathy

Benjamin M. Ellingson, Noriko Salamon, Davis C. Woodworth, Hajime Yokota, Langston T. Holly
2018 Journal of Neurosurgery : Spine  
OBJECTIVE The purpose of this study was to quantify the reproducibility, temporal stability, and functional correlation of diffusion MR characteristics in the spinal cord in patients with cervical stenosis  ...  Therefore, DTI of the spinal cord may be a clinically feasible imaging technique for longitudinally monitoring patients with cervical spondylotic myelopathy.  ...  Acknowledgments The NIH gave clinical or research support for the study de scribed (includes equipment or material).  ... 
doi:10.3171/2017.7.spine176 pmid:29424671 pmcid:PMC5930078 fatcat:wze2ymn6azfd7buqr7qc3qn4ri

Kinetic DTI of the cervical spine: diffusivity changes in healthy subjects

Félix P. Kuhn, Antoine Feydy, Nathalie Launay, Marie-Martine Lefevre-Colau, Serge Poiraudeau, Sébastien Laporte, Marc A. Maier, Pavel Lindberg
2016 Neuroradiology  
All subjects underwent anatomical MR and diffusion tensor imaging (DTI) at 1.5 T. The cervical cord was imaged in neutral (standard) position and extension.  ...  Introduction The study aims to assess the influence of neck extension on water diffusivity within the cervical spinal cord. Methods IRB approved the study in 22 healthy volunteers.  ...  The authors thank 'URC-CIC Paris Centre' for implementation and monitoring of the study.  ... 
doi:10.1007/s00234-016-1709-7 pmid:27278377 fatcat:2hjbaglyzrc6tc7q4phwmgdfa4

Diffusion tensor imaging of radiculopathy in patients with lumbar disc herniation

Y. Eguchi, Y. Oikawa, M. Suzuki, S. Orita, K. Yamauchi, M. Suzuki, Y. Aoki, A. Watanabe, K. Takahashi, S. Ohtori
2016 The Bone & Joint Journal  
Aims The aim of this study was to evaluate the time course of changes in parameters of diffusion tensor imaging (DTI) such as fractional anisotropy (FA) and apparent diffusion coefficient (ADC) in patients  ...  The changes in the mean FA and ADC values and the correlation between these changes and the severity of the neurological symptoms were investigated before and at six months after surgery.  ...  Ohtori: The scientific guarantor of this manuscript. We would like to acknowledge H. Yamanaka, H. Tamai and T. Kobayashi's contributions to data collection.  ... 
doi:10.1302/0301-620x.98b3.36036 pmid:26920965 fatcat:ysyrgieh7vfdzei4bt5or4ynrm

Examination of spinal cord tissue architecture with magnetic resonance diffusion tensor imaging

Stephan E. Maier
2007 Neurotherapeutics  
Magnetic resonance diffusion tensor imaging yields images with detailed information about tissue water diffusion.  ...  There are several diseases that lead to either local or general changes in spinal cord water diffusion. For therapy research, such changes can be studied noninvasively and repeatedly in animal models.  ...  Rat spinal cord images are courtesy of Stanislaw Kwiecinski from the Institute of Nuclear Physics PAN, Krakow, Poland.  ... 
doi:10.1016/j.nurt.2007.05.003 pmid:17599711 fatcat:zi4xrmx2lbe6de4evmioyum4v4

Effectiveness of diffusion tensor imaging in determining cervical spondylotic myelopathy

Hilal Er Ulubaba, Semih Saglik, Ismail Okan Yildirim, Mehmet Akif Durak
2020 Turkish Neurosurgery  
To determine the effectiveness of diffusion tensor imaging (DTI) in diagnosing cervical spondylotic myelopathy (CSM) in patients with no findings detected in conventional magnetic resonance imaging (MRI  ...  DTI and quantitative FA and ADC measurements are candidate imaging techniques for the diagnosis of early-stage CSM, which shows no findings in conventional MRI, and determining the degree of spinal cord  ...  FA and ADC values used in DTI can help to determine the degree of spinal cord damage resulting from compression due to degenerative spondylosis.  ... 
doi:10.5137/1019-5149.jtn.29149-20.2 pmid:33491169 fatcat:3ixodgdnqzbhzkiu5v627kddfi

Cervical spondylotic myelopathy: what the neurologist should know

Celmir De Oliveira Vilaça, Marco Orsini, Marco A. Araujo Leite, Marcos R.G. De Freitas, Eduardo Davidovich, Rossano Fiorelli, Stenio Fiorelli, Camila Fiorelli, Acary Bulle Oliveira, Bruno Lima Pessoa
2016 Neurology International  
Cervical spondylotic myelopathy is a wellknown cause of disability among older people. A significant amount of these patients is asymptomatic.  ...  We should suspect of spondylotic myelopathy in any individual over 55 years presenting progressive changes in gait or losing fine motor control of the upper limbs.  ...  0 Signs and symptoms of root involvement but without evidence of spinal cord disease.  ... 
doi:10.4081/ni.2016.6330 pmid:27994827 pmcid:PMC5136752 fatcat:slhecfq5arbl3hqrwki26p3z7y

Degenerative Cervical Myelopathy: Insights into Its Pathobiology and Molecular Mechanisms

Ji Tu, Jose Vargas Castillo, Abhirup Das, Ashish D. Diwan
2021 Journal of Clinical Medicine  
compression or irritation of the spinal cord in the neck.  ...  The clinical features of DCM include localised neck pain and functional impairment of motor function in the arms, fingers and hands.  ...  Acknowledgments: We would like to thank Zhaomin Zheng (Sun Yat-sen University) and Wentian Li (UNSW Sydney) for their feedback. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/jcm10061214 pmid:33804008 pmcid:PMC8001572 fatcat:4632qu22dzc45frh7xmqsmxrm4

Usefulness of Simultaneous Magnetic Resonance Neurography and Apparent T2 Mapping for the Diagnosis of Cervical Radiculopathy

Keigo Enomoto, Yawara Eguchi, Takashi Sato, Masaki Norimoto, Masahiro Inoue, Atsuya Watanabe, Takayuki Sakai, Masami Yoneyama, Yasuchika Aoki, Sumihisa Orita, Miyako Narita, Kazuhide Inage (+18 others)
2021 Asian Spine Journal  
In patients with cervical radiculopathy, the SHINKEI-Quant technique can be used to quantitatively evaluate the compressed cervical nerve roots.  ...  We investigated the correlation between T2 relaxation times and clinical symptoms in patients with cervical radiculopathy caused by cervical disk herniation.  ...  Diffusion tensor imaging (DTI) is a new MRI technique that provides important evidence for changes in tissue microstructure by measuring the anisotropy of water diffusion in vivo [25] .  ... 
doi:10.31616/asj.2020.0668 pmid:34000796 pmcid:PMC8873997 fatcat:ekwq67c3fzfn5djwmbsriq7ltm

Microstructural changes are coincident with the improvement of clinical symptoms in surgically treated compressed nerve roots

Weifei Wu, Jie Liang, Ying Chen, Aihua Chen, Yongde Wu, Zong Yang
2017 Scientific Reports  
Diffusion tensor imaging (DTI) has been widely used to visualize peripheral nerves, but the microstructure of compressed nerve roots can be assessed using DTI.  ...  The changes in the mean fractional anisotropy (FA) and the apparent diffusion coefficient (ADC) values as well as the correlation between these changes and the severity and duration of the clinical symptoms  ...  Author Contributions Author contributions to the study and manuscript preparation include the following-Conception and design: Weifei Wu; MRI technique: Aihua Chen, Jie Liang; Data analysis: Jie Liang,  ... 
doi:10.1038/srep44678 pmid:28294192 pmcid:PMC5353690 fatcat:3noxwmjmwne7ldwx7oi45tgimy

Cervical Spondylotic Myelopathy: Natural Course and the Value of Diagnostic Techniques –WFNS Spine Committee Recommendations

Mehmet Zileli, Sachin A. Borkar, Sumit Sinha, Rui Reinas, Óscar L. Alves, Se-Hoon Kim, Sumeet Pawar, Bala Murali, Jutty Parthiban
2019 Neurospine  
Notable spinal cord T2 hyperintensity on cervical magnetic resonance imaging (MRI) is correlated with a worse outcome, whereas lighter signal changes may predict better outcomes.  ...  Myelopathic signs are useful for the clinical diagnosis of CSM. However, they are not highly sensitive and may be absent in approximately one-fifth of patients with myelopathy.  ...  MRI. 45 Anteroposterior (AP) diameter of the spinal cord, flattening at the lesion level and CMCT were well correlated. 46 MRI using diffusion tensor imaging (DTI) at the lesion level can provide  ... 
doi:10.14245/ns.1938240.120 pmid:31607071 pmcid:PMC6790728 fatcat:wflsbz3df5eylgomeerlr3pbmu

Current Diagnosis and Management of Cervical Spondylotic Myelopathy

Joshua Bakhsheshian, Vivek A. Mehta, John C. Liu
2017 Global Spine Journal  
The goal of surgery is to decompress the cord with expansion of the spinal canal, while restoring cervical lordosis, and stabilizing when the risk of cervical kyphosis is high.  ...  Objectives: Cervical spondylotic myelopathy (CSM) is a major cause of disability, particular in elderly patients.  ...  MRI alone, has low sensitivity for detecting subtle spinal cord damage, especially in patients with chronic symptoms. 17 A meta-analysis of diffuse tensor imaging (DTI) studies of CSM patients demonstrated  ... 
doi:10.1177/2192568217699208 pmid:28894688 fatcat:zjpxo3zwd5heffd6xuozuzfdfu

Update on the Pathogenesis, Clinical Diagnosis, and Treatment of Hirayama Disease

Hongwei Wang, Ye Tian, Jianwei Wu, Sushan Luo, Chaojun Zheng, Chi Sun, Cong Nie, Xinlei Xia, Xiaosheng Ma, Feizhou Lyu, Jianyuan Jiang, Hongli Wang
2022 Frontiers in Neurology  
Thus, the main manifestations of eletrophysiological examinations in HD include segmental neurogenic damages of anterior horn cells or anterior roots of the spinal nerve located in the lower cervical spinal  ...  Next, updated manifestations of imaging are reviewed, (1) asymmetric spinal cord flattening, and localized lower cervical spinal cord atrophy, (2) loss of attachment between the posterior dural sac and  ...  anterior nerve roots of the cervical spinal cord roots of cervical spinal cord caused by neurodegeneration that mainly damages the caused by cervical flexion cervical degeneration anterior horns of the  ... 
doi:10.3389/fneur.2021.811943 pmid:35178023 pmcid:PMC8844368 fatcat:hlbhmdtixfbrdbaop5ipzr5j7i

Prediction of neurological recovery in spontaneous spinal epidural hematoma using apparent diffusion coefficient values

T Endo, S Suzuki, T Inoue, A Utsunomiya, H Uenohara, T Tominaga
2014 Spinal Cord  
The purpose of the present study is to determine whether apparent diffusion coefficient (ADC) values could determine severity of spinal cord damage and predict functional recovery in SSEH.  ...  Methods: The study involved four consecutive patients with SSEH (two men and two women: aged 21-76 years). Using axial slices, ADC values were determined in four separate regions of the spinal cord.  ...  ACKNOWLEDGEMENTS We thank Kazuyuki Yoshikawa (Sendai Medical Center) for his technical assistance and contribution to this project.  ... 
doi:10.1038/sc.2014.53 pmid:24777166 fatcat:hvmholzitvbwxoin22wdn4cdre


2020 Coluna/Columna  
Degenerative cervical myelopathy (DCM) represents a collection of pathological entities that cause compression of the cervical spinal cord, resulting in a clinical syndrome typified by spasticity, hyperreflexia  ...  Myelopathy will develop in approximately 100% of patients with canal stenosis greater than 60% (less than 6 mm sagittal disc cord space).  ...  All authors declare no potential conflict of interest related to this article.  ... 
doi:10.1590/s1808-185120201904233163 fatcat:4eqwxfzaczdjzdrejjpnvzespi
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