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Functional preoperative and intraoperative mapping and monitoring: increasing safety and efficacy in glioma surgery
2015
Neurosurgical Focus
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Through tailored pre- and intraoperative mapping and monitoring the EOR can be maximized, with reduced rates of surgery-related deficits. ...
Greater extent of resection (EOR) of low-grade gliomas is associated with improved survival. ...
Bello L, Gambini A, Castellano A, Carrabba G, Acerbi F, Fava E, et al: Motor and language DTI fiber tracking combined with intraoperative subcortical mapping for surgical removal of gliomas. ...
doi:10.3171/2014.10.focus14611
pmid:25552283
fatcat:nja4hgpgazamxcyq7dxqlmpmva
Strategy of Surgical Resection for Glioma Based on Intraoperative Functional Mapping and Monitoring
2015
Neurologia medico-chirurgica
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be taken into account in the new perspective for innovative minimally invasive surgical treatment of glioma. ...
With this, anatomical information from intraoperative magnetic resonance imaging (MRI) and navigation, functional information from brain mapping and monitoring, and histopathological information must all ...
and Technology Agency, and Grant-in-Aid for Scientific Research (C) (No.12007086). ...
doi:10.2176/nmc.ra.2014-0415
pmid:26185825
pmcid:PMC4628166
fatcat:wvvdoz7tgbfrpkjx6uuvucnjsu
Tailoring neurophysiological strategies with clinical context enhances resection and safety and expands indications in gliomas involving motor pathways
2014
Neuro-Oncology
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Resection of motor pathway gliomas requires the intraoperative recognition of essential cortical-subcortical motor structures. ...
Two stimulation paradigms evolved for intraoperative guidance of motor tumors removal: the 60 Hz-technique [low frequency (LF)] and the pulse-technique [high frequency-(HF)], delivered by bipolar or monopolar ...
The work was supported by grants from the Italian Ministry of Health, Ricerca Finalizzata RF-2009-1530888 (to AF and LB), 2010 (to LB, GC, AF); Associazione Italiana Ricerca sul Cancro (to LB); Fondazione ...
doi:10.1093/neuonc/not327
pmid:24500420
pmcid:PMC4096171
fatcat:xz33m63ck5dr3okjplld4cmxle
Role of diffusion tensor magnetic resonance tractography in predicting the extent of resection in glioma surgery
2011
Neuro-Oncology
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This study is aimed at assessing the ability of preoperative DTI tractography in predicting the extent of the resection achievable in surgical removal of gliomas. ...
DTI tractography can thus be considered to be a promising tool for estimating preoperatively the degree of radicality to be reached by surgical resection. ...
Anna Gambini for her helpful and critical support in DTI data processing and interpretation in the first part of this study. Conflict of interest statement. None declared. ...
doi:10.1093/neuonc/nor188
pmid:22015596
pmcid:PMC3266379
fatcat:evyfosj3hzdljmq2s4r3nnfgkm
Intraoperative Visualization of Fiber Tracking Based Reconstruction of Language Pathways in Glioma Surgery
2012
Neurosurgery
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CONCLUSION: Intraoperative visualization of language-related cortical areas and the connecting pathways with DTI-based fiber tracking can be successfully performed and integrated in the navigation system ...
METHODS: We evaluated 32 patients with neuroepithelial tumors who underwent surgery with DTI-based fiber tracking of language pathways integrated in neuronavigation. ...
Acknowledgments We thank Jörg Bartsch, PhD (Department of Neurosurgery, University of Marburg, Germany), for proofreading the manuscript. ...
doi:10.1227/neu.0b013e318237a807
pmid:21946508
fatcat:ujhciycxmvh7hi76gf3adztdne
White matter functional connectivity as an additional landmark for dominant temporal lobectomy
2008
Journal of Neurology, Neurosurgery and Psychiatry
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Moreover, intraoperative subcortical electrostimulation enables to map the function of these pathways. ...
Here, we review the recent findings about the white matter anatomo-functional connectivity of dominant temporal lobe, based on combined anatomical data provided by DTI and functional information provided ...
Acknowledgements We thank the staff of BrainVisa (http://brainvisa.info) for their software and the high resolution DTI and anatomical demonstration dataset freely downloadable on their website which permits ...
doi:10.1136/jnnp.2007.121004
pmid:18408087
fatcat:fonvgkr6cjffte6pzo4qq5bdlu
Critical Neural Networks in Awake Surgery for Gliomas
2016
Neurologia medico-chirurgica
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This review article provides information of the critical neuronal network that is necessary to identify and understand in awake surgery for glioma, with special references to white matter tracts and the ...
However, the risk exists that neurosurgeons may be misled by the inability of DTI to visualize the actual anatomy of the white matter fibers, resulting in inappropriate decisions regarding surgical boundaries ...
Coi disclosure statement Forms through the website for Jns members. ...
doi:10.2176/nmc.ra.2016-0069
pmid:27250817
pmcid:PMC5221778
fatcat:t55fkbckjrfhbav6lmz4o7hune
Setup presentation and clinical outcome analysis of treating highly language-eloquent gliomas via preoperative navigated transcranial magnetic stimulation and tractography
2018
Neurosurgical Focus
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Both nTMS language mapping and DTI FT data were available for resection planning and intraoperative guidance. ...
electrical stimulation; DTI = diffusion tensor imaging; DTI FT = DTI fiber tracking; EOR = extent of resection; fMRI = functional MRI; GTR = gross-total resection; HGG = high-grade glioma; IONM = intraoperative ...
and language-negative sites, nTMS language mapping has been combined with diffusion tensor imaging fiber tracking (DTI FT) to allow the neurosurgeon to also gain information about subcortical language-related ...
doi:10.3171/2018.3.focus1838
pmid:29852769
fatcat:oslfcy2ckvfl5nbwjhhksp6zfm
Clinical Uses of Diffusion Tensor Imaging Fiber Tracking Merged Neuronavigation with Lesions Adjacent to Corticospinal Tract : A Retrospective Cohort Study
2019
Journal of Korean Neurosurgical Society
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To investigate the efficiency of diffusion tensor imaging (DTI) fiber-tracking based neuronavigation and assess its usefulness in the preoperative surgical planning, prognostic prediction, intraoperative ...
DTI fiber tracking based neuronavigation has merit in assessing the relation between lesions and adjacent white matter tracts, allowing prediction of patient outcomes based on lesion-CST distance. ...
Acknowledgements The study was supported by the project of "Silybin Induced Autophagy of Glioma Stem Cells to Play An Anti-Tumor Molecular Mechanism" of Key Research and Development Project in Liaoning ...
doi:10.3340/jkns.2019.0046
pmid:31295976
pmcid:PMC7054117
fatcat:qklalprucbcl3k6yekubj7bhyu
The role of diffusion tensor imaging in brain tumor surgery: A review of the literature
2014
Clinical neurology and neurosurgery (Dutch-Flemish ed. Print)
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Although there are many limitations and pitfalls associated with this technique, DTI can provide valuable additional diagnostic information to the neurosurgeon. ...
We conclude that current evidence supports a role for DTI in the multimodal navigation during tumor surgery. 9 ...
Motor and language DTI fiber tracking combined with intraoperative subcortical mapping for surgical removal of gliomas. Neuroimage 2008 Jan;39(1):369-382. 28. ...
doi:10.1016/j.clineuro.2014.06.009
pmid:25016239
fatcat:ph4r5zrbyrae7cqbneyqa4fiym
When imaging meets neurophysiology: the value of navigated transcranial magnetic stimulation for preoperative neurophysiological mapping prior to brain tumor surgery
2019
Neurosurgical Focus
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In particular, special attention is reserved for the discussion of the role of nTMS as a novel tool for the preoperative neurophysiological mapping of motor and language networks prior to surgery of intrinsic ...
Moreover, it can be combined with other neuroimaging techniques such as diffusion tensor imaging tractography, thus providing a reliable reconstruction of brain eloquent networks. ...
Recipient: Giovanni Raffa, MD, PhD, BIOMORF Department, University of Messina, Italy. ...
doi:10.3171/2019.9.focus19640
pmid:31786549
fatcat:rjjhjip4dvejdlcdud2y7ux2vi
Intraoperative Functional Mapping and Monitoring during Glioma Surgery
2015
Neurologia medico-chirurgica
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We herein review the utility of intraoperative mapping and monitoring the assessment of neurological findings, with a particular focus on speech and the motor function, in patients undergoing glioma surgery ...
Glioma surgery represents a significant advance with respect to improving resection rates using new surgical techniques, including intraoperative functional mapping, monitoring, and imaging. ...
Acknowledgments This report was supported by Japan Science and Technology agency, CrEST. ...
doi:10.2176/nmc.ra.2014-0215
pmid:26236798
pmcid:PMC4533401
fatcat:srjrqcat5jebpnevyb26xajk3i
High-definition fiber tractography for the evaluation of perilesional white matter tracts in high-grade glioma surgery
2015
Neuro-Oncology
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We also discuss future directions in the role of these techniques in surgery for gliomas. ...
DTI, however, has limitations that include its inability to resolve multiple crossing fibers and its susceptibility to partial volume effects. ...
Acknowledgments We are grateful to Deepa Krishnaswamy and Emily Braun for helping with collection of imaging files. Conflict of interest statement. None to declare. ...
doi:10.1093/neuonc/nov113
pmid:26117712
pmcid:PMC4588761
fatcat:7ge7qsfe3jcindhx7s4oordul4
The Utilization of Diffusion Tensor Imaging as an Image-Guided Tool in Brain Tumor Resection Surgery: A Systematic Review
2022
Cancers
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Studies were systematically reviewed based on the application of DTI in pre-surgical planning, modification of operative planning, re-evaluation of preoperative DTI data intraoperatively, and the outcome ...
The utilization of DTI may give essential information on white matter tract pathways, for a better surgical approach, and eventually reduce the risk of neurologic deficits after surgery. ...
used together with intraoperative subcortical stimulation combined with neurophysiological assessment [33] . ...
doi:10.3390/cancers14102466
fatcat:5axt2vdxyfeireh3jbvadnvyf4
Brain Mapping-Aided SupraTotal Resection (SpTR) of Brain Tumors: The Role of Brain Connectivity
2021
Frontiers in Oncology
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The extent of resection (EOR) is an independent variable of surgical effectiveness and it correlates with the overall survival. ...
SpTR of primary brain tumors is a feasible technique and its safety is improved by intraoperative neuromonitoring and advanced neuroimaging. ...
Unfortunately, DTI is prone to distortions during computation of fiber-tracking algorithm (40) . ...
doi:10.3389/fonc.2021.645854
pmid:33738262
pmcid:PMC7960910
fatcat:q7hp42togzc6zjw25gb4vm7omq
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