Body Mass Index Impacts on Gray Matter Volume in Developmental Restrictive Anorexia Nervosa: A Voxel-Based Morphometry Study
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View abstract on PubMed
Summary
This summary is machine-generated.Adolescent anorexia nervosa restricting type (AN-R) shows reduced gray matter volume and increased cerebrospinal fluid, linked to lower BMI. These brain changes impact cognitive functions crucial for AN-R.
Area Of Science
- Neuroscience
- Developmental Psychology
- Radiology
Background
- Previous magnetic resonance imaging (MRI) studies indicate brain alterations in anorexia nervosa restricting type (AN-R).
- Limited structural neuroimaging research exists for AN-R during developmental/adolescent ages.
Purpose Of The Study
- To analyze volumetric brain differences between adolescent AN-R patients and typically developing controls.
- To investigate correlations between altered brain volumes and clinical/psychopathological features in AN-R.
Main Methods
- Structural MRI scans were acquired from 47 adolescent females with AN-R and 39 controls.
- Voxel-based morphometry (VBM) was employed to detect significant volumetric brain differences.
- Clinical data including body mass index (BMI) and disease duration were collected.
Main Results
- AN-R patients exhibited reduced gray matter (GM) volume and increased cerebrospinal fluid (CSF) compared to controls.
- These GM and CSF alterations correlated significantly with lower BMI.
- Reduced GM volume was prominent in frontal and parietal regions, associated with AN-R cognitive processes.
Conclusions
- Findings contribute to understanding the pathophysiology of AN-R in adolescents.
- Identified brain alterations may serve as potential imaging biomarkers for AN during developmental ages.
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