The Left Superior Longitudinal Fasciculus within the Primary Sensory Area of Inferior Parietal Lobe Plays a Role in Dysgraphia of Kana Omission within Sentences

Functional neurological changes after surgery combined with diffusion tensor imaging (DTI) tractography can directly provide evidence of anatomical localization of brain function. Using these techniques, a patient with dysgraphia before surgery was analyzed at our hospital in 2011. The patient showe...

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Main Authors: Nobusada Shinoura, Akira Midorikawa, Toshiyuki Onodera, Ryozi Yamada, Yusuke Tabei, Yasumitsu Onda, Chihiro Itoi, Seiko Saito, Kazuo Yagi
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Behavioural Neurology
Online Access:http://dx.doi.org/10.3233/BEN-2012-100147
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author Nobusada Shinoura
Akira Midorikawa
Toshiyuki Onodera
Ryozi Yamada
Yusuke Tabei
Yasumitsu Onda
Chihiro Itoi
Seiko Saito
Kazuo Yagi
author_facet Nobusada Shinoura
Akira Midorikawa
Toshiyuki Onodera
Ryozi Yamada
Yusuke Tabei
Yasumitsu Onda
Chihiro Itoi
Seiko Saito
Kazuo Yagi
author_sort Nobusada Shinoura
collection DOAJ
description Functional neurological changes after surgery combined with diffusion tensor imaging (DTI) tractography can directly provide evidence of anatomical localization of brain function. Using these techniques, a patient with dysgraphia before surgery was analyzed at our hospital in 2011. The patient showed omission of kana within sentences before surgery, which improved after surgery. The brain tumor was relatively small and was located within the primary sensory area (S1) of the inferior parietal lobe (IPL). DTI tractography before surgery revealed compression of the branch of the superior longitudinal fasciculus (SLF) by the brain tumor. These results suggest that the left SLF within the S1 of IPL plays a role in the development of dysgraphia of kana omission within sentences.
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institution Kabale University
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language English
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publisher Wiley
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series Behavioural Neurology
spelling doaj-art-0b11f5d9bd324d98aeaa3a245b56b68f2025-02-03T01:26:43ZengWileyBehavioural Neurology0953-41801875-85842012-01-0125436336810.3233/BEN-2012-100147The Left Superior Longitudinal Fasciculus within the Primary Sensory Area of Inferior Parietal Lobe Plays a Role in Dysgraphia of Kana Omission within SentencesNobusada Shinoura0Akira Midorikawa1Toshiyuki Onodera2Ryozi Yamada3Yusuke Tabei4Yasumitsu Onda5Chihiro Itoi6Seiko Saito7Kazuo Yagi8Department of Neurosurgery, Komagome Metropolitan Hospital, Bunkyo-ku, Tokyo, JapanDepartment of Psychology, Chuo University of Literature, Hachioji City, Tokyo, JapanDepartment of Radiologic Technology, Tokyo Metropolitan University of Health Sciences, Arakawa-ku, Tokyo, JapanDepartment of Neurosurgery, Komagome Metropolitan Hospital, Bunkyo-ku, Tokyo, JapanDepartment of Neurosurgery, Komagome Metropolitan Hospital, Bunkyo-ku, Tokyo, JapanDepartment of Neurosurgery, Komagome Metropolitan Hospital, Bunkyo-ku, Tokyo, JapanDepartment of Psychology, Chuo University of Literature, Hachioji City, Tokyo, JapanDepartment of Psychology, Chuo University of Literature, Hachioji City, Tokyo, JapanDepartment of Radiologic Technology, Tokyo Metropolitan University of Health Sciences, Arakawa-ku, Tokyo, JapanFunctional neurological changes after surgery combined with diffusion tensor imaging (DTI) tractography can directly provide evidence of anatomical localization of brain function. Using these techniques, a patient with dysgraphia before surgery was analyzed at our hospital in 2011. The patient showed omission of kana within sentences before surgery, which improved after surgery. The brain tumor was relatively small and was located within the primary sensory area (S1) of the inferior parietal lobe (IPL). DTI tractography before surgery revealed compression of the branch of the superior longitudinal fasciculus (SLF) by the brain tumor. These results suggest that the left SLF within the S1 of IPL plays a role in the development of dysgraphia of kana omission within sentences.http://dx.doi.org/10.3233/BEN-2012-100147
spellingShingle Nobusada Shinoura
Akira Midorikawa
Toshiyuki Onodera
Ryozi Yamada
Yusuke Tabei
Yasumitsu Onda
Chihiro Itoi
Seiko Saito
Kazuo Yagi
The Left Superior Longitudinal Fasciculus within the Primary Sensory Area of Inferior Parietal Lobe Plays a Role in Dysgraphia of Kana Omission within Sentences
Behavioural Neurology
title The Left Superior Longitudinal Fasciculus within the Primary Sensory Area of Inferior Parietal Lobe Plays a Role in Dysgraphia of Kana Omission within Sentences
title_full The Left Superior Longitudinal Fasciculus within the Primary Sensory Area of Inferior Parietal Lobe Plays a Role in Dysgraphia of Kana Omission within Sentences
title_fullStr The Left Superior Longitudinal Fasciculus within the Primary Sensory Area of Inferior Parietal Lobe Plays a Role in Dysgraphia of Kana Omission within Sentences
title_full_unstemmed The Left Superior Longitudinal Fasciculus within the Primary Sensory Area of Inferior Parietal Lobe Plays a Role in Dysgraphia of Kana Omission within Sentences
title_short The Left Superior Longitudinal Fasciculus within the Primary Sensory Area of Inferior Parietal Lobe Plays a Role in Dysgraphia of Kana Omission within Sentences
title_sort left superior longitudinal fasciculus within the primary sensory area of inferior parietal lobe plays a role in dysgraphia of kana omission within sentences
url http://dx.doi.org/10.3233/BEN-2012-100147
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