Research Topics
| Chandlee C DickeySummaryAffiliation: Harvard University Country: USA Publications
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Detail Information
Publications
Auditory processing abnormalities in schizotypal personality disorder: an fMRI experiment using tones of deviant pitch and durationChandlee 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...- Facial emotion recognition and facial affect display in schizotypal personality disorderChandlee 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... - Clinical, cognitive, and social characteristics of a sample of neuroleptic-naive persons with schizotypal personality disorderChandlee 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... - Factors in sensory processing of prosody in schizotypal personality disorder: an fMRI experimentChandlee 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... - MRI abnormalities of the hippocampus and cavum septi pellucidi in females with schizotypal personality disorderChandlee 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... - Shape of caudate nucleus and its cognitive correlates in neuroleptic-naive schizotypal personality disorderJames J Levitt
Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton, Massachusetts 02301, USA
Biol Psychiatry 55:177-84. 2004.... - Fronto-temporal disconnectivity in schizotypal personality disorder: a diffusion tensor imaging studyMotoaki 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.... - An MRI study of superior temporal gyrus volume in women with schizotypal personality disorderChandlee C Dickey
VA Boston Healthcare System, Psychiatry 116A, 940 Belmont St, Brockton, MA 02401, USA
Am J Psychiatry 160:2198-201. 2003..Results from this study thus clearly reinforce the importance of studying female subjects separately... - Shape abnormalities of caudate nucleus in schizotypal personality disorderJames 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... - Reduction of caudate nucleus volumes in neuroleptic-naïve female subjects with schizotypal personality disorderMin-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..CONCLUSIONS: These findings demonstrate that, for female SPD subjects, smaller caudate volume is associated with poorer cognitive performance and more schizotypal symptomatology... - An in vivo MRI study of prefrontal cortical complexity in first-episode psychosisLaura 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..CONCLUSIONS: An abnormal pattern of asymmetry in the prefrontal cortex of first-episode patients with schizophrenia provides evidence for a neurodevelopmental mechanism in the etiology of schizophrenia... - Prefrontal cortical thickness in first-episode psychosis: a magnetic resonance imaging studyLaura C Wiegand
Department of Psychiatry, Harvard Medical School, Brockton, Massachusetts 02301, USA
Biol Psychiatry 55:131-40. 2004.... - A MRI study of fusiform gyrus in schizotypal personality disorderChandlee 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... 
Smaller neocortical gray matter and larger sulcal cerebrospinal fluid volumes in neuroleptic-naive women with schizotypal personality disorderMin-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..CONCLUSIONS: The smaller neocortical gray matter volume and larger sulcal CSF volume provide evidence of the brain basis of this personality disorder and emphasize the communality of brain abnormalities in the schizophrenia spectrum...- MRI study of caudate nucleus volume and its cognitive correlates in neuroleptic-naive patients with schizotypal personality disorderJames 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.... - Middle and inferior temporal gyrus gray matter volume abnormalities in chronic schizophrenia: an MRI studyToshiaki 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.... - Semantic dysfunction in women with schizotypal personality disorderMargaret 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... - A comparative profile analysis of neuropsychological function in men and women with schizotypal personality disorderMartina 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... - Functional asymmetry in human primary auditory cortex: identified from longitudinal fMRI studySeung 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... - Smaller left Heschl's gyrus volume in patients with schizotypal personality disorderChandlee 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.... - Occipital lobe gray matter volume in male patients with chronic schizophrenia: A quantitative MRI studyToshiaki 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... - Functional MRI of auditory verbal working memory: long-term reproducibility analysisXingchang 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... - Long-term reproducibility analysis of fMRI using hand motor taskSeung 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... 
Dichotic listening in schizotypal personality disorder: evidence for gender and laterality effectsMartina 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...- Follow-up MRI study of prefrontal volumes in first-episode psychotic patientsChandlee 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 - The five-factor model in schizotypal personality disorderRonald 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... - Fusiform gyrus volume reduction in first-episode schizophrenia: a magnetic resonance imaging studyChang 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..CONCLUSION: Schizophrenia is associated with a bilateral reduction in fusiform gyrus gray matter volume that is evident at the time of first hospitalization and is different from the presentation of affective psychosis... - Prosodic abnormalities in schizotypal personality disorderChandlee 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... - Selection of voxel size and slice orientation for fMRI in the presence of susceptibility field gradients: application to imaging of the amygdalaNan-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... - The brain in schizotypal personality disorder: a review of structural MRI and CT findingsChandlee 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... - The uncinate fasciculus and extraversion in schizotypal personality disorder: a diffusion tensor imaging studyRonald J Gurrera
Schizophr Res 90:360-2. 2007 - Shape differences in the corpus callosum in first-episode schizophrenia and first-episode psychotic affective disorderMelissa Frumin
Consolidated Department of Psychiatry, Harvard Medical School and VA Boston Healthcare System-Brockton Division, 02301, USA
Am J Psychiatry 159:866-8. 2002..CONCLUSIONS: Corpus callosum shape abnormalities in first-episode psychotic patients with schizophrenia may reflect a midline neurodevelopmental abnormality...