Centre d'Information et de documentation du CRA Rhône-Alpes
CRA
Informations pratiques
-
Adresse
Centre d'information et de documentation
du CRA Rhône-Alpes
Centre Hospitalier le Vinatier
bât 211
95, Bd Pinel
69678 Bron CedexHoraires
Lundi au Vendredi
9h00-12h00 13h30-16h00Contact
Tél: +33(0)4 37 91 54 65
Mail
Fax: +33(0)4 37 91 54 37
-
Résultat de la recherche
2 recherche sur le mot-clé 'brain asymmetry'
Affiner la recherche Générer le flux rss de la recherche
Partager le résultat de cette recherche Faire une suggestion
Reduced structural brain asymmetry during neonatal life is potentially related to autism spectrum disorders in children born extremely preterm / E. EKLOF in Autism Research, 12-9 (September 2019)
[article]
Titre : Reduced structural brain asymmetry during neonatal life is potentially related to autism spectrum disorders in children born extremely preterm Type de document : Texte imprimé et/ou numérique Auteurs : E. EKLOF, Auteur ; G. E. MARTENSSON, Auteur ; U. ADEN, Auteur ; N. PADILLA, Auteur Article en page(s) : p.1334-1343 Langues : Anglais (eng) Mots-clés : autism spectrum disorder brain asymmetry brain development extreme prematurity language impairment Index. décimale : PER Périodiques Résumé : Disruption of the normal patterns of structural brain asymmetry, and in language-related areas, has been reported in individuals with autism spectrum disorder (ASD). We tested the hypothesis that 16 children born extremely preterm (EPT), and diagnosed with ASD at 6.5 years of age (EPT-ASD), would have different patterns of brain structural asymmetry, particularly in language-related areas, to 21 EPT children without ASD and 15 term-born children. They all underwent neonatal magnetic resonance imaging scans at 40 weeks of gestation. ASD diagnoses and the Weschler Intelligence Scale for Children-Fourth Edition, were performed in the EPT children, but not in the term group. Asymmetry indices (AIs) were assessed at three levels: global (hemispheres), lobar (brain lobes), and modular (primary sensorimotor, unimodal, and higher-order association areas). AIs were also assessed in language-related regions and correlational analyses were performed between these AIs and verbal scores. The EPT-ASD group showed reduced structural asymmetry at the modular level, mainly involving the higher-order association cortices and the language-related areas. Predominant positive correlations between language functioning and leftward AIs in the inferior frontal gyrus (opercular) and supplementary cortices, and rightward asymmetry in the angular and supramarginal gyri, were identified in the EPT-ASD group. The overall results suggest that reduced brain structural asymmetry identified during the neonatal period would be a risk factor for the development of ASD in EPT infants. This finding could identify EPT children at risk at an early stage, so that tailored interventions could be used to optimize their functions and quality of life. Autism Res 2019, 12: 1334-1343. (c) 2019 International Society for Autism Research, Wiley Periodicals, Inc. LAY SUMMARY: Babies born before the expected date (preterm) are more likely to develop autism, due to abnormal brain development. Compared with children without autism, preterm children with autism did not display the important physical differences between the two sides of their brain that are needed for normal functioning. As this alteration was found just after birth, this information could be used to identify children who are likely to develop autism, so that they can get medical support at an earlier age. En ligne : http://dx.doi.org/10.1002/aur.2169 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=406
in Autism Research > 12-9 (September 2019) . - p.1334-1343[article] Reduced structural brain asymmetry during neonatal life is potentially related to autism spectrum disorders in children born extremely preterm [Texte imprimé et/ou numérique] / E. EKLOF, Auteur ; G. E. MARTENSSON, Auteur ; U. ADEN, Auteur ; N. PADILLA, Auteur . - p.1334-1343.
Langues : Anglais (eng)
in Autism Research > 12-9 (September 2019) . - p.1334-1343
Mots-clés : autism spectrum disorder brain asymmetry brain development extreme prematurity language impairment Index. décimale : PER Périodiques Résumé : Disruption of the normal patterns of structural brain asymmetry, and in language-related areas, has been reported in individuals with autism spectrum disorder (ASD). We tested the hypothesis that 16 children born extremely preterm (EPT), and diagnosed with ASD at 6.5 years of age (EPT-ASD), would have different patterns of brain structural asymmetry, particularly in language-related areas, to 21 EPT children without ASD and 15 term-born children. They all underwent neonatal magnetic resonance imaging scans at 40 weeks of gestation. ASD diagnoses and the Weschler Intelligence Scale for Children-Fourth Edition, were performed in the EPT children, but not in the term group. Asymmetry indices (AIs) were assessed at three levels: global (hemispheres), lobar (brain lobes), and modular (primary sensorimotor, unimodal, and higher-order association areas). AIs were also assessed in language-related regions and correlational analyses were performed between these AIs and verbal scores. The EPT-ASD group showed reduced structural asymmetry at the modular level, mainly involving the higher-order association cortices and the language-related areas. Predominant positive correlations between language functioning and leftward AIs in the inferior frontal gyrus (opercular) and supplementary cortices, and rightward asymmetry in the angular and supramarginal gyri, were identified in the EPT-ASD group. The overall results suggest that reduced brain structural asymmetry identified during the neonatal period would be a risk factor for the development of ASD in EPT infants. This finding could identify EPT children at risk at an early stage, so that tailored interventions could be used to optimize their functions and quality of life. Autism Res 2019, 12: 1334-1343. (c) 2019 International Society for Autism Research, Wiley Periodicals, Inc. LAY SUMMARY: Babies born before the expected date (preterm) are more likely to develop autism, due to abnormal brain development. Compared with children without autism, preterm children with autism did not display the important physical differences between the two sides of their brain that are needed for normal functioning. As this alteration was found just after birth, this information could be used to identify children who are likely to develop autism, so that they can get medical support at an earlier age. En ligne : http://dx.doi.org/10.1002/aur.2169 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=406 Analysis of structural brain asymmetries in attention-deficit/hyperactivity disorder in 39 datasets / Merel C. POSTEMA in Journal of Child Psychology and Psychiatry, 62-10 (October 2021)
[article]
Titre : Analysis of structural brain asymmetries in attention-deficit/hyperactivity disorder in 39 datasets Type de document : Texte imprimé et/ou numérique Auteurs : Merel C. POSTEMA, Auteur ; Martine HOOGMAN, Auteur ; Sara AMBROSINO, Auteur ; Philip ASHERSON, Auteur ; Tobias BANASCHEWSKI, Auteur ; Cibele E. BANDEIRA, Auteur ; Alexandr BARANOV, Auteur ; Claiton H.D. BAU, Auteur ; Sarah BAUMEISTER, Auteur ; Ramona BAUR-STREUBEL, Auteur ; Mark A. BELLGROVE, Auteur ; Joseph BIEDERMAN, Auteur ; Janita B. BRALTEN, Auteur ; Daniel BRANDEIS, Auteur ; Silvia BREM, Auteur ; Jan K. BUITELAAR, Auteur ; Geraldo F. BUSATTO, Auteur ; Francisco Xavier CASTELLANOS, Auteur ; Mara CERCIGNANI, Auteur ; Tiffany M. CHAIM-AVANCINI, Auteur ; Kaylita C. CHANTILUKE, Auteur ; Anastasia CHRISTAKOU, Auteur ; David COGHILL, Auteur ; Annette CONZELMANN, Auteur ; Ana I. CUBILLO, Auteur ; Renata B. CUPERTINO, Auteur ; Patrick DE ZEEUW, Auteur ; Alysa E. DOYLE, Auteur ; Sarah DURSTON, Auteur ; Eric A. EARL, Auteur ; Jeffery N. EPSTEIN, Auteur ; Thomas ETHOFER, Auteur ; Damien A. FAIR, Auteur ; Andreas J. FALLGATTER, Auteur ; Stephen V. FARAONE, Auteur ; Thomas FRODL, Auteur ; Matt C. GABEL, Auteur ; Tinatin GOGBERASHVILI, Auteur ; Eugenio H. GREVET, Auteur ; Jan HAAVIK, Auteur ; Neil A. HARRISON, Auteur ; Catharina A. HARTMAN, Auteur ; Dirk J. HESLENFELD, Auteur ; Pieter J. HOEKSTRA, Auteur ; Sarah HOHMANN, Auteur ; Marie F. HØVIK, Auteur ; Terry L. JERNIGAN, Auteur ; Bernd KARDATZKI, Auteur ; Georgii KARKASHADZE, Auteur ; Clare KELLY, Auteur ; Gregor KOHLS, Auteur ; Kerstin KONRAD, Auteur ; Jonna KUNTSI, Auteur ; Luisa LÁZARO, Auteur ; Sara LERA-MIGUEL, Auteur ; Klaus-Peter LESCH, Auteur ; Mario R. LOUZA, Auteur ; Astri J. LUNDERVOLD, Auteur ; Charles B MALPAS, Auteur ; Paulo MATTOS, Auteur ; Hazel MCCARTHY, Auteur ; Leyla NAMAZOVA-BARANOVA, Auteur ; Rosa NICOLAU, Auteur ; Joel T. NIGG, Auteur ; Stephanie E. NOVOTNY, Auteur ; Eileen OBERWELLAND WEISS, Auteur ; Ruth L. O'GORMAN TUURA, Auteur ; Jaap OOSTERLAAN, Auteur ; Bob ORANJE, Auteur ; Yannis PALOYELIS, Auteur ; Paul PAULI, Auteur ; Felipe A. PICON, Auteur ; Kerstin J. PLESSEN, Auteur ; J. Antoni RAMOS-QUIROGA, Auteur ; Andreas REIF, Auteur ; Liesbeth RENEMAN, Auteur ; Pedro G.P. ROSA, Auteur ; Katya RUBIA, Auteur ; Anouk SCHRANTEE, Auteur ; Lizanne SCHWEREN, Auteur ; Jochen SEITZ, Auteur ; Philip SHAW, Auteur ; Tim J. SILK, Auteur ; Norbert SKOKAUSKAS, Auteur ; Juan C. SOLIVA VILA, Auteur ; Michael C. STEVENS, Auteur ; Gustavo SUDRE, Auteur ; Leanne TAMM, Auteur ; Fernanda TOVAR-MOLL, Auteur ; Theo G.M. VAN ERP, Auteur ; Alasdair VANCE, Auteur ; Oscar VILARROYA, Auteur ; Yolanda VIVES-GILABERT, Auteur ; Georg G. VON POLIER, Auteur ; Susanne WALITZA, Auteur ; Yuliya N. YONCHEVA, Auteur ; Marcus V. ZANETTI, Auteur ; Georg C. ZIEGLER, Auteur ; David C. GLAHN, Auteur ; Neda JAHANSHAD, Auteur Année de publication : 2021 Article en page(s) : p.1202-1219 Langues : Anglais (eng) Mots-clés : Attention-deficit brain asymmetry brain laterality hyperactivity disorder large-scale data structural MRI Index. décimale : PER Périodiques Résumé : Objective Some studies have suggested alterations of structural brain asymmetry in attention-deficit/hyperactivity disorder (ADHD), but findings have been contradictory and based on small samples. Here, we performed the largest ever analysis of brain left-right asymmetry in ADHD, using 39 datasets of the ENIGMA consortium. Methods We analyzed asymmetry of subcortical and cerebral cortical structures in up to 1,933 people with ADHD and 1,829 unaffected controls. Asymmetry Indexes (AIs) were calculated per participant for each bilaterally paired measure, and linear mixed effects modeling was applied separately in children, adolescents, adults, and the total sample, to test exhaustively for potential associations of ADHD with structural brain asymmetries. Results There was no evidence for altered caudate nucleus asymmetry in ADHD, in contrast to prior literature. In children, there was less rightward asymmetry of the total hemispheric surface area compared to controls (t = 2.1, p = .04). Lower rightward asymmetry of medial orbitofrontal cortex surface area in ADHD (t = 2.7, p = .01) was similar to a recent finding for autism spectrum disorder. There were also some differences in cortical thickness asymmetry across age groups. In adults with ADHD, globus pallidus asymmetry was altered compared to those without ADHD. However, all effects were small (Cohen’s d from ?0.18 to 0.18) and would not survive study-wide correction for multiple testing. Conclusion Prior studies of altered structural brain asymmetry in ADHD were likely underpowered to detect the small effects reported here. Altered structural asymmetry is unlikely to provide a useful biomarker for ADHD, but may provide neurobiological insights into the trait. En ligne : https://doi.org/10.1111/jcpp.13396 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=462
in Journal of Child Psychology and Psychiatry > 62-10 (October 2021) . - p.1202-1219[article] Analysis of structural brain asymmetries in attention-deficit/hyperactivity disorder in 39 datasets [Texte imprimé et/ou numérique] / Merel C. POSTEMA, Auteur ; Martine HOOGMAN, Auteur ; Sara AMBROSINO, Auteur ; Philip ASHERSON, Auteur ; Tobias BANASCHEWSKI, Auteur ; Cibele E. BANDEIRA, Auteur ; Alexandr BARANOV, Auteur ; Claiton H.D. BAU, Auteur ; Sarah BAUMEISTER, Auteur ; Ramona BAUR-STREUBEL, Auteur ; Mark A. BELLGROVE, Auteur ; Joseph BIEDERMAN, Auteur ; Janita B. BRALTEN, Auteur ; Daniel BRANDEIS, Auteur ; Silvia BREM, Auteur ; Jan K. BUITELAAR, Auteur ; Geraldo F. BUSATTO, Auteur ; Francisco Xavier CASTELLANOS, Auteur ; Mara CERCIGNANI, Auteur ; Tiffany M. CHAIM-AVANCINI, Auteur ; Kaylita C. CHANTILUKE, Auteur ; Anastasia CHRISTAKOU, Auteur ; David COGHILL, Auteur ; Annette CONZELMANN, Auteur ; Ana I. CUBILLO, Auteur ; Renata B. CUPERTINO, Auteur ; Patrick DE ZEEUW, Auteur ; Alysa E. DOYLE, Auteur ; Sarah DURSTON, Auteur ; Eric A. EARL, Auteur ; Jeffery N. EPSTEIN, Auteur ; Thomas ETHOFER, Auteur ; Damien A. FAIR, Auteur ; Andreas J. FALLGATTER, Auteur ; Stephen V. FARAONE, Auteur ; Thomas FRODL, Auteur ; Matt C. GABEL, Auteur ; Tinatin GOGBERASHVILI, Auteur ; Eugenio H. GREVET, Auteur ; Jan HAAVIK, Auteur ; Neil A. HARRISON, Auteur ; Catharina A. HARTMAN, Auteur ; Dirk J. HESLENFELD, Auteur ; Pieter J. HOEKSTRA, Auteur ; Sarah HOHMANN, Auteur ; Marie F. HØVIK, Auteur ; Terry L. JERNIGAN, Auteur ; Bernd KARDATZKI, Auteur ; Georgii KARKASHADZE, Auteur ; Clare KELLY, Auteur ; Gregor KOHLS, Auteur ; Kerstin KONRAD, Auteur ; Jonna KUNTSI, Auteur ; Luisa LÁZARO, Auteur ; Sara LERA-MIGUEL, Auteur ; Klaus-Peter LESCH, Auteur ; Mario R. LOUZA, Auteur ; Astri J. LUNDERVOLD, Auteur ; Charles B MALPAS, Auteur ; Paulo MATTOS, Auteur ; Hazel MCCARTHY, Auteur ; Leyla NAMAZOVA-BARANOVA, Auteur ; Rosa NICOLAU, Auteur ; Joel T. NIGG, Auteur ; Stephanie E. NOVOTNY, Auteur ; Eileen OBERWELLAND WEISS, Auteur ; Ruth L. O'GORMAN TUURA, Auteur ; Jaap OOSTERLAAN, Auteur ; Bob ORANJE, Auteur ; Yannis PALOYELIS, Auteur ; Paul PAULI, Auteur ; Felipe A. PICON, Auteur ; Kerstin J. PLESSEN, Auteur ; J. Antoni RAMOS-QUIROGA, Auteur ; Andreas REIF, Auteur ; Liesbeth RENEMAN, Auteur ; Pedro G.P. ROSA, Auteur ; Katya RUBIA, Auteur ; Anouk SCHRANTEE, Auteur ; Lizanne SCHWEREN, Auteur ; Jochen SEITZ, Auteur ; Philip SHAW, Auteur ; Tim J. SILK, Auteur ; Norbert SKOKAUSKAS, Auteur ; Juan C. SOLIVA VILA, Auteur ; Michael C. STEVENS, Auteur ; Gustavo SUDRE, Auteur ; Leanne TAMM, Auteur ; Fernanda TOVAR-MOLL, Auteur ; Theo G.M. VAN ERP, Auteur ; Alasdair VANCE, Auteur ; Oscar VILARROYA, Auteur ; Yolanda VIVES-GILABERT, Auteur ; Georg G. VON POLIER, Auteur ; Susanne WALITZA, Auteur ; Yuliya N. YONCHEVA, Auteur ; Marcus V. ZANETTI, Auteur ; Georg C. ZIEGLER, Auteur ; David C. GLAHN, Auteur ; Neda JAHANSHAD, Auteur . - 2021 . - p.1202-1219.
Langues : Anglais (eng)
in Journal of Child Psychology and Psychiatry > 62-10 (October 2021) . - p.1202-1219
Mots-clés : Attention-deficit brain asymmetry brain laterality hyperactivity disorder large-scale data structural MRI Index. décimale : PER Périodiques Résumé : Objective Some studies have suggested alterations of structural brain asymmetry in attention-deficit/hyperactivity disorder (ADHD), but findings have been contradictory and based on small samples. Here, we performed the largest ever analysis of brain left-right asymmetry in ADHD, using 39 datasets of the ENIGMA consortium. Methods We analyzed asymmetry of subcortical and cerebral cortical structures in up to 1,933 people with ADHD and 1,829 unaffected controls. Asymmetry Indexes (AIs) were calculated per participant for each bilaterally paired measure, and linear mixed effects modeling was applied separately in children, adolescents, adults, and the total sample, to test exhaustively for potential associations of ADHD with structural brain asymmetries. Results There was no evidence for altered caudate nucleus asymmetry in ADHD, in contrast to prior literature. In children, there was less rightward asymmetry of the total hemispheric surface area compared to controls (t = 2.1, p = .04). Lower rightward asymmetry of medial orbitofrontal cortex surface area in ADHD (t = 2.7, p = .01) was similar to a recent finding for autism spectrum disorder. There were also some differences in cortical thickness asymmetry across age groups. In adults with ADHD, globus pallidus asymmetry was altered compared to those without ADHD. However, all effects were small (Cohen’s d from ?0.18 to 0.18) and would not survive study-wide correction for multiple testing. Conclusion Prior studies of altered structural brain asymmetry in ADHD were likely underpowered to detect the small effects reported here. Altered structural asymmetry is unlikely to provide a useful biomarker for ADHD, but may provide neurobiological insights into the trait. En ligne : https://doi.org/10.1111/jcpp.13396 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=462