135 Hits in 9.3 sec

Functional preoperative and intraoperative mapping and monitoring: increasing safety and efficacy in glioma surgery

Malte Ottenhausen, Sandro M. Krieg, Bernhard Meyer, Florian Ringel
2015 Neurosurgical Focus  
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

Manabu TAMURA, Yoshihiro MURAGAKI, Taiichi SAITO, Takashi MARUYAMA, Masayuki NITTA, Shunsuke TSUZUKI, Hiroshi ISEKI, Yoshikazu OKADA
2015 Neurologia medico-chirurgica  
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

Lorenzo Bello, Marco Riva, Enrica Fava, Valentina Ferpozzi, Antonella Castellano, Fabio Raneri, Federico Pessina, Alberto Bizzi, Andrea Falini, Gabriella Cerri
2014 Neuro-Oncology  
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

A. Castellano, L. Bello, C. Michelozzi, M. Gallucci, E. Fava, A. Iadanza, M. Riva, G. Casaceli, A. Falini
2011 Neuro-Oncology  
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

Daniela Kuhnt, Miriam H. A. Bauer, Andreas Becker, Dorit Merhof, Amir Zolal, Mirco Richter, Peter Grummich, Oliver Ganslandt, Michael Buchfelder, Christopher Nimsky
2012 Neurosurgery  
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

H Duffau, M T. de Schotten, E Mandonnet
2008 Journal of Neurology, Neurosurgery and Psychiatry  
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 ( 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

Masashi KINOSHITA, Katsuyoshi MIYASHITA, Taishi TSUTSUI, Takuya FURUTA, Mitsutoshi NAKADA
2016 Neurologia medico-chirurgica  
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

Nico Sollmann, Anna Kelm, Sebastian Ille, Axel Schröder, Claus Zimmer, Florian Ringel, Bernhard Meyer, Sandro M. Krieg
2018 Neurosurgical Focus  
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

Qi Yu, Kun Lin, Yunhui Liu, Xinxing Li
2019 Journal of Korean Neurosurgical Society  
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

Adriaan R.E. Potgieser, Michiel Wagemakers, Arjen L.J. van Hulzen, Bauke M. de Jong, Eelco W. Hoving, Rob J.M. Groen
2014 Clinical neurology and neurosurgery (Dutch-Flemish ed. Print)  
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

Giovanni Raffa, Maria Catena Quattropani, Antonino Germanò
2019 Neurosurgical Focus  
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

Taiichi SAITO, Yoshihiro MURAGAKI, Takashi MARUYAMA, Manabu TAMURA, Masayuki NITTA, Yoshikazu OKADA
2015 Neurologia medico-chirurgica  
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

Kumar Abhinav, Fang-Cheng Yeh, Alireza Mansouri, Gelareh Zadeh, Juan C. Fernandez-Miranda
2015 Neuro-Oncology  
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

Aiman Abdul Manan, Noorazrul Yahya, Zamzuri Idris, Hanani Abdul Manan
2022 Cancers  
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

Giuseppe Roberto Giammalva, Lara Brunasso, Roberta Costanzo, Federica Paolini, Giuseppe Emmanuele Umana, Gianluca Scalia, Cesare Gagliardo, Rosa Maria Gerardi, Luigi Basile, Francesca Graziano, Carlo Gulì, Domenico Messina (+6 others)
2021 Frontiers in Oncology  
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
« Previous Showing results 1 — 15 out of 135 results