Brain Imaging Study of Early Onset Schizophrenia
Author Information
Author(s): Yoshihara Yujiro, Sugihara Genichi, Matsumoto Hideo, Suckling John, Nishimura Katsuhiko, Toyoda Takao, Isoda Haruo, Tsuchiya Kenji J, Takebayashi Kiyokazu, Suzuki Katsuaki, Sakahara Harumi, Nakamura Kazuhiko, Mori Norio, Takei Nori
Primary Institution: Hamamatsu University School of Medicine
Hypothesis
What are the regional brain volume alterations in patients with early onset schizophrenia and how do they relate to symptom severity?
Conclusion
The study found significant reductions in grey and white matter volumes in early onset schizophrenia patients, which correlate with symptom severity.
Supporting Evidence
- EOS patients had significantly reduced grey matter volume in specific brain regions compared to controls.
- Positive symptom severity was negatively related to grey matter volume in the posterior cingulate gyrus.
- Negative symptom severity was positively correlated with grey matter volume in the right thalamus.
- The study used a matched control group to assess brain volume differences.
Takeaway
Kids with early onset schizophrenia have smaller brain areas in certain parts, which might be linked to how severe their symptoms are.
Methodology
The study used voxel-based morphometric analysis on MRI scans of 18 early onset schizophrenia patients and 18 matched controls.
Potential Biases
Potential bias due to the effect of antipsychotic medication on brain morphology was not fully accounted for.
Limitations
The sample size was small and IQ scores were not matched between groups.
Participant Demographics
18 early onset schizophrenia patients (onset under 16 years) and 18 matched healthy controls.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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