نتایج جستجو برای: cortical thickness

تعداد نتایج: 210457  

2015
Kie Woo Nam Nazareth Castellanos Andrew Simmons Seán Froudist Walsh Matthew P. G. Allin Muriel Walshe Robin M. Murray Alan C. Evans Sebastian Muehlboeck Chiara Nosarti

Very preterm birth (gestational age <33 weeks) is associated with alterations in cortical thickness and with neuropsychological/behavioural impairments. Here we studied cortical thickness in very preterm born individuals and controls in mid-adolescence (mean age 15 years) and beginning of adulthood (mean age 20 years), as well as longitudinal changes between the two time points. Using univariat...

2015
Rachel J. Sharkey Sherif Karama Alain Dagher

INTRODUCTION Several studies report an association between body mass index (BMI) and cortical thickness in adults. Some studies demonstrate diffuse cortical thinning in obesity, while others report effects in areas that are associated with self-regulation, such as lateral prefrontal cortex. METHODS This study used multilevel modeling of data from the NIH Pediatric MRI Data Repository, a mixed...

2013
Kai Yuan Ping Cheng Tao Dong Yanzhi Bi Lihong Xing Dahua Yu Limei Zhao Minghao Dong Karen M. von Deneen Yijun Liu Wei Qin Jie Tian

Online gaming addiction, as the most popular subtype of Internet addiction, had gained more and more attention from the whole world. However, the structural differences in cortical thickness of the brain between adolescents with online gaming addiction and healthy controls are not well unknown; neither was its association with the impaired cognitive control ability. High-resolution magnetic res...

Journal: :American Journal of Psychiatry 2019

Journal: :Medicine and Science in Sports and Exercise 2021

Transcranial magnetic stimulation (TMS) is commonly used to examine corticospinal excitability (CSE) and related behaviors. Individual differences in brain morphology may influence responses TMS, but clarification needed. PURPOSE: To explore the relationship between cortical thickness CSE when targeted lower extremity corticomotor representation. METHODS: Twenty women (20.4 ± 1.8 yr) completed ...

Journal: :NeuroImage 2008
Bradford C. Dickerson E. Fenstermacher David H. Salat David A. Wolk R. Paul Maguire Rahul Desikan Jennifer L. Pacheco Brian T. Quinn André J. W. van der Kouwe Douglas N. Greve Deborah Blacker Marilyn S. Albert Ronald J. Killiany Bruce Fischl

In normal humans, relationships between cognitive test performance and cortical structure have received little study, in part, because of the paucity of tools for measuring cortical structure. Computational morphometric methods have recently been developed that enable the measurement of cortical thickness from MRI data, but little data exist on their reliability. We undertook this study to eval...

2012
Federica Agosta Paola Valsasina Nilo Riva Massimiliano Copetti Maria Josè Messina Alessandro Prelle Giancarlo Comi Massimo Filippi

The aim of this study was to explore the pattern of regional cortical thickness in patients with non-familial amyotrophic lateral sclerosis (ALS) and to investigate whether cortical thinning is associated with disease progression rate. Cortical thickness analysis was performed in 44 ALS patients and 26 healthy controls. Group differences in cortical thickness and the age-by-group effects were a...

Journal: :The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry 2015
Rosie Watson Sean J Colloby Andrew M Blamire John T O'Brien

OBJECTIVE To compare magnetic resonance imaging (MRI) patterns of cortical thinning in subjects with dementia with Lewy bodies (DLB), Alzheimer's disease (AD), and normal aging and investigate the relationship between cortical thickness and clinical measures. METHODS Study participants (31 DLB, 30 AD, and 33 healthy comparison subjects) underwent 3-Tesla T1-weighted MRI and completed clinical...

Journal: :Cortex; a journal devoted to the study of the nervous system and behavior 2016
Timothy J Silk Richard Beare Charles Malpas Chris Adamson Veronika Vilgis Alasdair Vance Mark A Bellgrove

Although lower brain volume is a consistent neuroimaging finding in attention deficit hyperactivity disorder (ADHD), we lack an understanding of whether this effect is driven by changes in cortical thickness or surface area, which are governed by distinct neurodevelopmental processes. This study examined ADHD-control differences in cortical thickness, surface area and volume, and tests whether ...

Journal: :Schizophrenia research 2009
Marie Schaer Martin Debbané Meritxell Bach Cuadra Marie-Christine Ottet Bronwyn Glaser Jean-Philippe Thiran Stephan Eliez

22q11.2 deletion syndrome (22q11DS) is associated with an increased susceptibility to develop schizophrenia. Despite a large body of literature documenting abnormal brain structure in 22q11DS, cerebral changes associated with brain maturation in 22q11DS remained largely unexplored. To map cortical maturation from childhood to adulthood in 22q11.2 deletion syndrome, we used cerebral MRI from 59 ...

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