Results 151 to 160 of about 310,882 (171)
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Cortical gyrification reductions and subcortical atrophy in Parkinson's disease

Movement Disorders, 2013
ABSTRACTBackgroundParkinson's disease (PD) is a neurodegenerative disorder characterized by both motor and non‐motor symptoms. Previous morphometric studies of PD were mainly conducted by measuring gray matter volume and cortical thickness, and little attention has been paid to the morphology of the cortical surface.MethodsUsing a surface‐based local ...
Zhang, Yuanchao   +7 more
openaire   +5 more sources

Cortical abnormality in schizophrenia: An in vivo application of the gyrification index

Biological Psychiatry, 1997
To investigate the hypothesis that patients with schizophrenia exhibit gross cortical abnormalities of developmental origin, we utilized the gyrification index (GI) (ratio of inner to outer cortical contours), a measure of overall cortical folding, in an in vivo magnetic resonance imaging study of young, strongly right-handed male patients and controls.
J J, Kulynych   +3 more
openaire   +2 more sources

Associations between urban upbringing and cortical thickness and gyrification

Journal of Psychiatric Research, 2017
Urbanicity has been linked to several psychiatric disorders, especially schizophrenia. Recent studies suggest effects of urban upbringing and stress on brain structure and function. Here, we used surface-based and voxel-based morphometry to study the effects of urban upbringing in different environments on variation in brain structure in a non-clinical
Bianca, Besteher   +3 more
openaire   +2 more sources

Cortical Gyrification in the Rhesus Monkey: A Test of the Mechanical Folding Hypothesis

Cerebral Cortex, 1991
A quantitative measure of the degree of cortical folding was used to test the mechanical hypothesis of cortical folding and to analyze structural properties of the rhesus monkey cortex. The rhesus monkey cortex has both its maximal degree of cortical folding and the largest ratios of supragranular laminae to the lower granular and infragranular layers ...
E, Armstrong   +6 more
openaire   +2 more sources

Cerebral Cortical Gyrification: A Preliminary Investigation in Temporal Lobe Epilepsy

Epilepsia, 2007
Summary:  Purpose: To introduce a measure of global cortical folding in epilepsy by using stereology. Subtle developmental abnormalities associated with temporal lobe epilepsy may encompass brain morphologic changes such as an aberrant degree of cortical folding.
Lisa, Ronan   +6 more
openaire   +2 more sources

Abnormal cortical gyrification in schizophrenia

Schizophrenia Research, 1995
Jennifer J. Kulynych   +2 more
openaire   +1 more source

Decreased Cortical Gyrification in Patients With Bipolar Disorder

Psychological Medicine, 2022
Byung-Joo Ham   +2 more
exaly  

Cortical Thickness and Gyrification Index Measuring Cognition in Parkinson’s Disease

International Journal of Neuroscience, 2021
S Senthil Kumaran   +2 more
exaly  

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