Decreased number of orbital sulci in schizophrenia spectrum disorders

Tsutomu Takahashi*, Mihoko Nakamura, Yumiko Nishikawa, Yoichiro Takayanagi, Atsushi Furuichi, Mikio Kido, Daiki Sasabayashi, Kyo Noguchi, Michio Suzuki

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

An altered orbitofrontal sulcogyral pattern has been reported in the schizophrenia-spectrum, but it remains unknown whether they also have differences in the number of intermediate and posterior orbital sulci compared with healthy subjects. This magnetic resonance imaging study investigated the number of these sulci in 102 schizophrenia patients, 47 schizotypal disorder patients, and 84 controls. Both patient groups had a significantly lower number of both sulci bilaterally compared with controls, which was weakly associated with the severity of negative symptoms. Our results may reflect the neurodevelopmental pathology related to vulnerability to psychosis.

Original languageEnglish
Pages (from-to)29-32
Number of pages4
JournalPsychiatry Research - Neuroimaging
Volume250
DOIs
StatePublished - 2016/04/30

Keywords

  • Magnetic resonance imaging
  • Orbitofrontal cortex
  • Schizotypal disorder

ASJC Scopus subject areas

  • Neuroscience (miscellaneous)
  • Radiology Nuclear Medicine and imaging
  • Psychiatry and Mental health

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