Cortical gyrification in schizophrenia: current perspectives

Yukihisa Matsuda,1 Kazutaka Ohi2,3 1Faculty of Pharmacy and Pharmaceutical Sciences, Fukuyama University, Hiroshima, Japan; 2Department of Neuropsychiatry, Kanazawa Medical University, Ishikawa, Japan; 3Medical Research Institute, Kanazawa Medical University, Ishikawa, Japan Abstract: The cerebral...

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Autores principales: Matsuda Y, Ohi K
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Lenguaje:EN
Publicado: Dove Medical Press 2018
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spelling oai:doaj.org-article:7be2298429894fc398ff7a5bdca2b1ed2021-12-02T04:28:36ZCortical gyrification in schizophrenia: current perspectives1178-2021https://doaj.org/article/7be2298429894fc398ff7a5bdca2b1ed2018-07-01T00:00:00Zhttps://www.dovepress.com/cortical-gyrification-in-schizophrenia-current-perspectives-peer-reviewed-article-NDThttps://doaj.org/toc/1178-2021Yukihisa Matsuda,1 Kazutaka Ohi2,3 1Faculty of Pharmacy and Pharmaceutical Sciences, Fukuyama University, Hiroshima, Japan; 2Department of Neuropsychiatry, Kanazawa Medical University, Ishikawa, Japan; 3Medical Research Institute, Kanazawa Medical University, Ishikawa, Japan Abstract: The cerebral cortex of the human brain has a complex morphological structure consisting of folded or smooth cortical surfaces. These morphological features are referred to as cortical gyrification and are characterized by the gyrification index (GI). A number of cortical gyrification studies have been published using the manual tracing GI, automated GI, and local GI in patients with schizophrenia. In this review, we highlighted abnormal cortical gyrification in patients with schizophrenia, first-episode schizophrenia, siblings of patients, and high-risk and at-risk individuals. Previous researches also indicated that abnormalities in cortical gyrification may underlie the severity of clinical symptoms, neurological soft signs, and executive functions. A substantial body of research has been conducted; however, some researches showed an increased GI, which is called as “hypergyria,” and others showed a decreased GI, which is called as “hypogyria.” We discussed that different GI methods and a wide variety of characteristics, such as age, sex, stage, and severity of illness, might be important reasons for the conflicting findings. These issues still need to be considered, and future studies should address them. Keywords: schizophrenia, cortical gyrification, gyrification indexMatsuda YOhi KDove Medical Pressarticleschizophreniacortical gyrificationgyrification indexNeurosciences. Biological psychiatry. NeuropsychiatryRC321-571Neurology. Diseases of the nervous systemRC346-429ENNeuropsychiatric Disease and Treatment, Vol Volume 14, Pp 1861-1869 (2018)
institution DOAJ
collection DOAJ
language EN
topic schizophrenia
cortical gyrification
gyrification index
Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
Neurology. Diseases of the nervous system
RC346-429
spellingShingle schizophrenia
cortical gyrification
gyrification index
Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
Neurology. Diseases of the nervous system
RC346-429
Matsuda Y
Ohi K
Cortical gyrification in schizophrenia: current perspectives
description Yukihisa Matsuda,1 Kazutaka Ohi2,3 1Faculty of Pharmacy and Pharmaceutical Sciences, Fukuyama University, Hiroshima, Japan; 2Department of Neuropsychiatry, Kanazawa Medical University, Ishikawa, Japan; 3Medical Research Institute, Kanazawa Medical University, Ishikawa, Japan Abstract: The cerebral cortex of the human brain has a complex morphological structure consisting of folded or smooth cortical surfaces. These morphological features are referred to as cortical gyrification and are characterized by the gyrification index (GI). A number of cortical gyrification studies have been published using the manual tracing GI, automated GI, and local GI in patients with schizophrenia. In this review, we highlighted abnormal cortical gyrification in patients with schizophrenia, first-episode schizophrenia, siblings of patients, and high-risk and at-risk individuals. Previous researches also indicated that abnormalities in cortical gyrification may underlie the severity of clinical symptoms, neurological soft signs, and executive functions. A substantial body of research has been conducted; however, some researches showed an increased GI, which is called as “hypergyria,” and others showed a decreased GI, which is called as “hypogyria.” We discussed that different GI methods and a wide variety of characteristics, such as age, sex, stage, and severity of illness, might be important reasons for the conflicting findings. These issues still need to be considered, and future studies should address them. Keywords: schizophrenia, cortical gyrification, gyrification index
format article
author Matsuda Y
Ohi K
author_facet Matsuda Y
Ohi K
author_sort Matsuda Y
title Cortical gyrification in schizophrenia: current perspectives
title_short Cortical gyrification in schizophrenia: current perspectives
title_full Cortical gyrification in schizophrenia: current perspectives
title_fullStr Cortical gyrification in schizophrenia: current perspectives
title_full_unstemmed Cortical gyrification in schizophrenia: current perspectives
title_sort cortical gyrification in schizophrenia: current perspectives
publisher Dove Medical Press
publishDate 2018
url https://doaj.org/article/7be2298429894fc398ff7a5bdca2b1ed
work_keys_str_mv AT matsuday corticalgyrificationinschizophreniacurrentperspectives
AT ohik corticalgyrificationinschizophreniacurrentperspectives
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