Chandlee C Dickey

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. pmc Auditory processing abnormalities in schizotypal personality disorder: an fMRI experiment using tones of deviant pitch and duration
    Chandlee C Dickey
    Serious Mental Illness Program, VA Boston Healthcare System, Psychiatry 116A RC, 940 Belmont St, Brockton, MA 02401, United States
    Schizophr Res 103:26-39. 2008
  2. pmc Facial emotion recognition and facial affect display in schizotypal personality disorder
    Chandlee C Dickey
    Department of Psychiatry, VA Boston Healthcare System, Psychiatry 116A 7, 940 Belmont St, Brockton, MA 02301, USA
    Schizophr Res 131:242-9. 2011
  3. pmc Clinical, cognitive, and social characteristics of a sample of neuroleptic-naive persons with schizotypal personality disorder
    Chandlee C Dickey
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, VA Boston Healthcare System, Harvard Medical School, Psychiatry 116A, 940 Belmont St, Brockton, MA 02401, USA
    Schizophr Res 78:297-308. 2005
  4. pmc Factors in sensory processing of prosody in schizotypal personality disorder: an fMRI experiment
    Chandlee C Dickey
    Serious Mental Illness Program, VA Boston Healthcare System, Psychiatry 116A 7, 940 Belmont St, Brockton, MA 02301, United States
    Schizophr Res 121:75-89. 2010
  5. pmc MRI abnormalities of the hippocampus and cavum septi pellucidi in females with schizotypal personality disorder
    Chandlee C Dickey
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, VA Boston Healthcare System, Harvard Medical School, Boston, MA, USA
    Schizophr Res 89:49-58. 2007
  6. pmc Shape of caudate nucleus and its cognitive correlates in neuroleptic-naive schizotypal personality disorder
    James J Levitt
    Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton, Massachusetts 02301, USA
    Biol Psychiatry 55:177-84. 2004
  7. pmc Fronto-temporal disconnectivity in schizotypal personality disorder: a diffusion tensor imaging study
    Motoaki Nakamura
    Clinical Neuroscience Division, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Harvard Medical School, MA 02301, USA
    Biol Psychiatry 58:468-78. 2005
  8. pmc Shape abnormalities of caudate nucleus in schizotypal personality disorder
    James J Levitt
    Laboratory of Neuroscience, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Harvard Medical School, Brockton, MA, USA
    Schizophr Res 110:127-39. 2009
  9. pmc An MRI study of superior temporal gyrus volume in women with schizotypal personality disorder
    Chandlee C Dickey
    VA Boston Healthcare System, Psychiatry 116A, 940 Belmont St, Brockton, MA 02401, USA
    Am J Psychiatry 160:2198-201. 2003
  10. pmc Prefrontal cortical thickness in first-episode psychosis: a magnetic resonance imaging study
    Laura C Wiegand
    Department of Psychiatry, Harvard Medical School, Brockton, Massachusetts 02301, USA
    Biol Psychiatry 55:131-40. 2004

Detail Information

Publications33

  1. pmc Auditory processing abnormalities in schizotypal personality disorder: an fMRI experiment using tones of deviant pitch and duration
    Chandlee C Dickey
    Serious Mental Illness Program, VA Boston Healthcare System, Psychiatry 116A RC, 940 Belmont St, Brockton, MA 02401, United States
    Schizophr Res 103:26-39. 2008
    ..The focus of this study was to determine whether or not there are also processing abnormalities of pure tones differing in pitch and duration in SPD...
  2. pmc Facial emotion recognition and facial affect display in schizotypal personality disorder
    Chandlee C Dickey
    Department of Psychiatry, VA Boston Healthcare System, Psychiatry 116A 7, 940 Belmont St, Brockton, MA 02301, USA
    Schizophr Res 131:242-9. 2011
    ..The goal of this study was to examine whether or not epidemiologically-related antipsychotic-naïve schizotypal personality disorder (SPD) subjects would have similar deficits as patients with schizophrenia...
  3. pmc Clinical, cognitive, and social characteristics of a sample of neuroleptic-naive persons with schizotypal personality disorder
    Chandlee C Dickey
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, VA Boston Healthcare System, Harvard Medical School, Psychiatry 116A, 940 Belmont St, Brockton, MA 02401, USA
    Schizophr Res 78:297-308. 2005
    ..This report describes the clinical, cognitive and socio-occupational characteristics of a community sample of subjects diagnosed with SPD...
  4. pmc Factors in sensory processing of prosody in schizotypal personality disorder: an fMRI experiment
    Chandlee C Dickey
    Serious Mental Illness Program, VA Boston Healthcare System, Psychiatry 116A 7, 940 Belmont St, Brockton, MA 02301, United States
    Schizophr Res 121:75-89. 2010
    ..The superior temporal gyrus (STG) was selected as the region-of-interest (ROI) given its known abnormalities in SPD and its important role in the processing of prosody...
  5. pmc MRI abnormalities of the hippocampus and cavum septi pellucidi in females with schizotypal personality disorder
    Chandlee C Dickey
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, VA Boston Healthcare System, Harvard Medical School, Boston, MA, USA
    Schizophr Res 89:49-58. 2007
    ..This study examined MRI hippocampal volume and cavum septi pellucidi (CSP) in female subjects with schizotypal personality disorder (SPD) and comparison subjects...
  6. pmc Shape of caudate nucleus and its cognitive correlates in neuroleptic-naive schizotypal personality disorder
    James J Levitt
    Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton, Massachusetts 02301, USA
    Biol Psychiatry 55:177-84. 2004
    ..We believe MRI shape analysis complements traditional MRI volume measurements...
  7. pmc Fronto-temporal disconnectivity in schizotypal personality disorder: a diffusion tensor imaging study
    Motoaki Nakamura
    Clinical Neuroscience Division, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Harvard Medical School, MA 02301, USA
    Biol Psychiatry 58:468-78. 2005
    ..Here, we investigate these two bundles in unmedicated subjects with schizotypal personality disorder (SPD)...
  8. pmc Shape abnormalities of caudate nucleus in schizotypal personality disorder
    James J Levitt
    Laboratory of Neuroscience, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Harvard Medical School, Brockton, MA, USA
    Schizophr Res 110:127-39. 2009
    ..Here, we use a new shape measure which importantly permits local in addition to global shape analysis, as well as local correlations with behavioral measures...
  9. pmc An MRI study of superior temporal gyrus volume in women with schizotypal personality disorder
    Chandlee C Dickey
    VA Boston Healthcare System, Psychiatry 116A, 940 Belmont St, Brockton, MA 02401, USA
    Am J Psychiatry 160:2198-201. 2003
    ..This is the first structural magnetic resonance imaging study to examine a group of female subjects with schizotypal personality disorder...
  10. pmc Prefrontal cortical thickness in first-episode psychosis: a magnetic resonance imaging study
    Laura C Wiegand
    Department of Psychiatry, Harvard Medical School, Brockton, Massachusetts 02301, USA
    Biol Psychiatry 55:131-40. 2004
    ..Findings from postmortem studies suggest reduced prefrontal cortical thickness in schizophrenia; however, cortical thickness in first-episode schizophrenia has not been evaluated using magnetic resonance imaging (MRI)...
  11. pmc Reduction of caudate nucleus volumes in neuroleptic-naïve female subjects with schizotypal personality disorder
    Min Seong Koo
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Brockton, and Harvard Medical School, Boston, MA 02401, USA
    Biol Psychiatry 60:40-8. 2006
    ....
  12. pmc A MRI study of fusiform gyrus in schizotypal personality disorder
    Chandlee C Dickey
    Laboratory of Neuroscience, Department of Psychiatry, VA Boston Healthcare System, and Surgical Planning Laboratory, MRI Division, Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, Boston, MA, USA
    Schizophr Res 64:35-9. 2003
    ..This suggests that future studies may be useful in determining the functional competence of this gyrus in SPD...
  13. ncbi request reprint Smaller neocortical gray matter and larger sulcal cerebrospinal fluid volumes in neuroleptic-naive women with schizotypal personality disorder
    Min Seong Koo
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Harvard Medical School, Brockton, MA 02301, USA
    Arch Gen Psychiatry 63:1090-100. 2006
    ..Structural brain abnormalities, including larger cerebrospinal fluid (CSF) volumes, have been observed in men diagnosed as having schizotypal personality disorder (SPD)...
  14. pmc An in vivo MRI study of prefrontal cortical complexity in first-episode psychosis
    Laura C Wiegand
    Clinical Neuroscience Division, Laboratory of Neuroscience, VA Boston Healthcare System Brockton Division, Harvard Medical School, Brockton, MA 02301, USA
    Am J Psychiatry 162:65-70. 2005
    ..The purpose of this study was to investigate abnormalities in the surface complexity of the prefrontal cortex and in the hemispheric asymmetry of cortical complexity in first-episode patients with schizophrenia...
  15. pmc MRI study of caudate nucleus volume and its cognitive correlates in neuroleptic-naive patients with schizotypal personality disorder
    James J Levitt
    Clinical Neuroscience Division, Laboratory of Neuroscience, Dept of Psychiatry, VA Boston Healthcare System Brockton Division, Harvard Medical School, 940 Belmont Street, Brockton, MA 02301, USA
    Am J Psychiatry 159:1190-7. 2002
    ....
  16. pmc Middle and inferior temporal gyrus gray matter volume abnormalities in chronic schizophrenia: an MRI study
    Toshiaki Onitsuka
    Department of Psychiatry 116A, Boston VA Healthcare System, Brockton Division, Harvard Medical School, 940 Belmont St, Brockton, MA 02301, USA
    Am J Psychiatry 161:1603-11. 2004
    ..However, there have been few in vivo structural magnetic resonance imaging (MRI) studies of the middle temporal gyrus and inferior temporal gyrus in schizophrenia...
  17. pmc Semantic dysfunction in women with schizotypal personality disorder
    Margaret A Niznikiewicz
    Department of Psychiatry, Harvard Medical School, Boston, MA, USA
    Am J Psychiatry 159:1767-74. 2002
    ..The N400 component of the EEG event-related potentials was used as a probe of semantic processes...
  18. pmc A comparative profile analysis of neuropsychological function in men and women with schizotypal personality disorder
    Martina M Voglmaier
    Harvard Medical School, Department of Psychiatry at the Massachusetts Mental Health Center, Boston, MA 02139, USA
    Schizophr Res 74:43-9. 2005
    ..The results suggest a less severe pattern of cognitive deficits in women with SPD compared to men, consistent with hypotheses of gender differences in cognitive function in schizophrenia...
  19. ncbi request reprint Functional asymmetry in human primary auditory cortex: identified from longitudinal fMRI study
    Seung Schik Yoo
    Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02115, USA
    Neurosci Lett 383:1-6. 2005
    ..Although variations existed in activation volume between sessions and subjects, we found predominant and consistent leftward functional asymmetry in PAC during both linguistic and non-linguistic sound stimulations...
  20. pmc Smaller left Heschl's gyrus volume in patients with schizotypal personality disorder
    Chandlee C Dickey
    Harvard Medical School, Clinical Neuroscience Division, Department of Psychiatry, VA Boston Healthcare System, Brockton, MA 02401, USA
    Am J Psychiatry 159:1521-7. 2002
    ..In a further exploration, the authors studied two components of the superior temporal gyrus: Heschl's gyrus and the planum temporale...
  21. pmc Occipital lobe gray matter volume in male patients with chronic schizophrenia: A quantitative MRI study
    Toshiaki Onitsuka
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Boston VA Healthcare System, Brockton Division and Harvard Medical School, Brockton, MA, USA
    Schizophr Res 92:197-206. 2007
    ..These results suggest that reduced bilateral VAA may be a neurobiological substrate of some of the deficits observed in early visual processing in schizophrenia...
  22. ncbi request reprint Functional MRI of auditory verbal working memory: long-term reproducibility analysis
    Xingchang Wei
    Center for Neurological Imaging, Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02115, USA
    Neuroimage 21:1000-8. 2004
    ..The quantitative estimation of the proportions of within-subject and between-subject variabilities in the overall variability may be helpful for the design of future studies...
  23. ncbi request reprint Long-term reproducibility analysis of fMRI using hand motor task
    Seung Schik Yoo
    Department of Radiology, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA
    Int J Neurosci 115:55-77. 2005
    ..The findings suggest that the reproducible fMRI measurement can be obtained for long-term monitoring of brain function...
  24. doi request reprint Dichotic listening in schizotypal personality disorder: evidence for gender and laterality effects
    Martina M Voglmaier
    Department of Psychiatry at MMHC Public Psychiatry Division of Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, United States
    Schizophr Res 115:290-2. 2009
    ..The results suggest that left hemisphere temporal lobe structures may be particularly involved in male, but not female, SPD...
  25. pmc Follow-up MRI study of prefrontal volumes in first-episode psychotic patients
    Chandlee C Dickey
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry 116A, VA Boston Healthcare System, Brockton Division, and Harvard Medical School, 940 Belmont St, Brockton, MA 02301, USA
    Schizophr Res 71:349-51. 2004
  26. pmc The five-factor model in schizotypal personality disorder
    Ronald J Gurrera
    Harvard Medical School, Department of Psychiatry, Boston, MA, USA
    Schizophr Res 80:243-51. 2005
    ..These findings suggest that gender-associated differences in openness may account for prior inconsistent findings regarding this dimension, and they further underscore the importance of examining gender effects in future studies of SPD...
  27. ncbi request reprint Fusiform gyrus volume reduction in first-episode schizophrenia: a magnetic resonance imaging study
    Chang Uk Lee
    Department of Psychiatry 116A, VA Boston Healthcare System, Brockton Division, Harvard Medical School, 940 Belmont St, Brockton, MA 02301, USA
    Arch Gen Psychiatry 59:775-81. 2002
    ..of postmortem studies have suggested that fusiform gyrus volume is reduced in schizophrenia, but there have been no in vivo structural studies of the fusiform gyrus in schizophrenia using magnetic resonance imaging...
  28. doi request reprint Globally and locally reduced MRI gray matter volumes in neuroleptic-naive men with schizotypal personality disorder: association with negative symptoms
    Takeshi Asami
    Laboratory of Neuroscience, Clinical Neuroscience Division, Department of Psychiatry, Boston Veterans Affairs Healthcare System, Brockton Division, Brockton, MA 02301, USA
    JAMA Psychiatry 70:361-72. 2013
    ..Thus, there is need for a whole-brain comparison to resolve inconsistencies and provide hitherto generally absent data on the association between GMV and symptoms...
  29. pmc Prosodic abnormalities in schizotypal personality disorder
    Chandlee C Dickey
    VA Boston Healthcare System, Harvard Medical School, Psychiatry 116A 7, 940 Belmont St, Brockton, MA 02301, United States
    Schizophr Res 142:20-30. 2012
    ..This work examined expressive prosody in SPD, its relationship to brain structure, and outlined a framework for measuring elements of prosody in clinical populations...
  30. ncbi request reprint Selection of voxel size and slice orientation for fMRI in the presence of susceptibility field gradients: application to imaging of the amygdala
    Nan kuei Chen
    Center for Neurological Imaging, Brigham and Womens Hospital, Harvard Medical School, Boston, MA, USA
    Neuroimage 19:817-25. 2003
    ..The predicted phenomenon is confirmed with a hybrid simulation, in which the functional activation was mathematically added to the experimentally acquired rest-period echo-planar imaging data...
  31. pmc The brain in schizotypal personality disorder: a review of structural MRI and CT findings
    Chandlee C Dickey
    Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, VA Boston Healthcare System, Boston, MA 02401, USA
    Harv Rev Psychiatry 10:1-15. 2002
    ..With further clarification of the neuroanatomy of SPD, researchers may be able to identify which neuroanatomical abnormalities are associated with the frank psychosis seen in schizophrenia...
  32. pmc The uncinate fasciculus and extraversion in schizotypal personality disorder: a diffusion tensor imaging study
    Ronald J Gurrera
    Schizophr Res 90:360-2. 2007
  33. pmc Shape differences in the corpus callosum in first-episode schizophrenia and first-episode psychotic affective disorder
    Melissa Frumin
    Consolidated Department of Psychiatry, Harvard Medical School and VA Boston Healthcare System Brockton Division, 02301, USA
    Am J Psychiatry 159:866-8. 2002
    ..Corpus callosum shape deformation, therefore, may reflect a midline neurodevelopmental abnormality...