The Relevant Role of Navigated Tractography in Speech Eloquent Area Glioma Surgery: Single Center Experience

Background: Gliomas are among the most challenging pathologies for neurosurgeons due to their infiltrative and recurrent nature in functionally relevant regions. Current knowledge confirms that gross total resection highly influence survival in patient with glioma. However, surgery performed in eloq...

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Autores principales: Luca Francesco Salvati, Raffaele De Marco, Giuseppe Palmieri, Massimiliano Minardi, Armando Massara, Alessandro Pesaresi, Bernarda Cagetti, Antonio Melcarne, Diego Garbossa
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:db54c78b311e4df4956e0972cfcbba5f2021-11-25T16:57:17ZThe Relevant Role of Navigated Tractography in Speech Eloquent Area Glioma Surgery: Single Center Experience10.3390/brainsci111114362076-3425https://doaj.org/article/db54c78b311e4df4956e0972cfcbba5f2021-10-01T00:00:00Zhttps://www.mdpi.com/2076-3425/11/11/1436https://doaj.org/toc/2076-3425Background: Gliomas are among the most challenging pathologies for neurosurgeons due to their infiltrative and recurrent nature in functionally relevant regions. Current knowledge confirms that gross total resection highly influence survival in patient with glioma. However, surgery performed in eloquent brain area, could seriously compromise the quality of life in patient with reduced life expectancy even more if it concerns the language function. Methods: 18 right-handed patients with perisylvian gliomas on the left hemisphere were prospectively analyzed over a period of 12 months. Standardized preoperative Diffusion-Tensor-Imaging based tractography of the five main language Tracts (Arcuate Fasciculus, Frontal Aslant Tract, Inferior Fronto-Occipital Fasciculus, Inferior Longitudinal Fasciculus, Uncinate Fasciculus) was navigated during the surgical procedure. Using a validated method, correlations were made between the pre-operative fascicles and their possible infiltration and surgical damage. The language status was assessed using the Aachen Aphasia Test. Results: In all nine patients who developed a permanent disorder there was pre-operative involvement of at least one fascicle and resection of at least one of these. In this way, areas of high risk of permanent language damage have emerged as a result of surgical injury: the temporoparietal junction, the middle portion of the FAT and the temporal stem. Conclusions: Navigated tractography has proven to be a user-friendly tool that can assess perioperative risk, guide surgical resection, and help the neurosurgeon to find that balance between tumor resection and function preservation.Luca Francesco SalvatiRaffaele De MarcoGiuseppe PalmieriMassimiliano MinardiArmando MassaraAlessandro PesaresiBernarda CagettiAntonio MelcarneDiego GarbossaMDPI AGarticletractographyimage-guided neurosurgerygliomalanguage pathwayNeurosciences. Biological psychiatry. NeuropsychiatryRC321-571ENBrain Sciences, Vol 11, Iss 1436, p 1436 (2021)
institution DOAJ
collection DOAJ
language EN
topic tractography
image-guided neurosurgery
glioma
language pathway
Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
spellingShingle tractography
image-guided neurosurgery
glioma
language pathway
Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
Luca Francesco Salvati
Raffaele De Marco
Giuseppe Palmieri
Massimiliano Minardi
Armando Massara
Alessandro Pesaresi
Bernarda Cagetti
Antonio Melcarne
Diego Garbossa
The Relevant Role of Navigated Tractography in Speech Eloquent Area Glioma Surgery: Single Center Experience
description Background: Gliomas are among the most challenging pathologies for neurosurgeons due to their infiltrative and recurrent nature in functionally relevant regions. Current knowledge confirms that gross total resection highly influence survival in patient with glioma. However, surgery performed in eloquent brain area, could seriously compromise the quality of life in patient with reduced life expectancy even more if it concerns the language function. Methods: 18 right-handed patients with perisylvian gliomas on the left hemisphere were prospectively analyzed over a period of 12 months. Standardized preoperative Diffusion-Tensor-Imaging based tractography of the five main language Tracts (Arcuate Fasciculus, Frontal Aslant Tract, Inferior Fronto-Occipital Fasciculus, Inferior Longitudinal Fasciculus, Uncinate Fasciculus) was navigated during the surgical procedure. Using a validated method, correlations were made between the pre-operative fascicles and their possible infiltration and surgical damage. The language status was assessed using the Aachen Aphasia Test. Results: In all nine patients who developed a permanent disorder there was pre-operative involvement of at least one fascicle and resection of at least one of these. In this way, areas of high risk of permanent language damage have emerged as a result of surgical injury: the temporoparietal junction, the middle portion of the FAT and the temporal stem. Conclusions: Navigated tractography has proven to be a user-friendly tool that can assess perioperative risk, guide surgical resection, and help the neurosurgeon to find that balance between tumor resection and function preservation.
format article
author Luca Francesco Salvati
Raffaele De Marco
Giuseppe Palmieri
Massimiliano Minardi
Armando Massara
Alessandro Pesaresi
Bernarda Cagetti
Antonio Melcarne
Diego Garbossa
author_facet Luca Francesco Salvati
Raffaele De Marco
Giuseppe Palmieri
Massimiliano Minardi
Armando Massara
Alessandro Pesaresi
Bernarda Cagetti
Antonio Melcarne
Diego Garbossa
author_sort Luca Francesco Salvati
title The Relevant Role of Navigated Tractography in Speech Eloquent Area Glioma Surgery: Single Center Experience
title_short The Relevant Role of Navigated Tractography in Speech Eloquent Area Glioma Surgery: Single Center Experience
title_full The Relevant Role of Navigated Tractography in Speech Eloquent Area Glioma Surgery: Single Center Experience
title_fullStr The Relevant Role of Navigated Tractography in Speech Eloquent Area Glioma Surgery: Single Center Experience
title_full_unstemmed The Relevant Role of Navigated Tractography in Speech Eloquent Area Glioma Surgery: Single Center Experience
title_sort relevant role of navigated tractography in speech eloquent area glioma surgery: single center experience
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/db54c78b311e4df4956e0972cfcbba5f
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