Preethi Premkumar

Summary

Affiliation: King's College London
Country: UK

Publications

  1. doi request reprint Association between a longer duration of illness, age and lower frontal lobe grey matter volume in schizophrenia
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, De Crespigny Park, King s College London, London SE5 8AF, United Kingdom
    Behav Brain Res 193:132-9. 2008
  2. ncbi request reprint Frontal lobe volumes in schizophrenia: effects of stage and duration of illness
    Preethi Premkumar
    King s College London, Institute of Psychiatry, Department of Psychology, PO78, De Crespigny Park, London SE5 8AF, UK
    J Psychiatr Res 40:627-37. 2006
  3. doi request reprint Neuropsychological function-brain structure relationships and stage of illness: an investigation into chronic and first-episode schizophrenia
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Psychiatry Res 162:195-204. 2008
  4. pmc Coping styles predict responsiveness to cognitive behaviour therapy in psychosis
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Psychiatry Res 187:354-62. 2011
  5. pmc Emotional decision-making and its dissociable components in schizophrenia and schizoaffective disorder: a behavioural and MRI investigation
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, De Crespigny Park, London SE5 8AF, United Kingdom
    Neuropsychologia 46:2002-12. 2008
  6. pmc Misattribution bias of threat-related facial expressions is related to a longer duration of illness and poor executive function in schizophrenia and schizoaffective disorder
    Preethi Premkumar
    Department of Psychology, PO78, Institute of Psychiatry, King s College London, De Crespigny, Denmark Hill, London SE5 8AF, United Kingdom
    Eur Psychiatry 23:14-9. 2008
  7. pmc Functional MRI of verbal self-monitoring in schizophrenia: performance and illness-specific effects
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Schizophr Bull 36:740-55. 2010
  8. pmc Cortical grey matter volume and sensorimotor gating in schizophrenia
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Cortex 44:1206-14. 2008
  9. pmc Dorsolateral prefrontal cortex activity predicts responsiveness to cognitive-behavioral therapy in schizophrenia
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, United Kingdom
    Biol Psychiatry 66:594-602. 2009
  10. pmc Sensorimotor gating and clinical outcome following cognitive behaviour therapy for psychosis
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Schizophr Res 134:232-8. 2012

Detail Information

Publications21

  1. doi request reprint Association between a longer duration of illness, age and lower frontal lobe grey matter volume in schizophrenia
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, De Crespigny Park, King s College London, London SE5 8AF, United Kingdom
    Behav Brain Res 193:132-9. 2008
    ..The effect of illness chronicity on GM volume in the left dorsomedial PFC may be extended to brain structure-neuropsychological function relationships...
  2. ncbi request reprint Frontal lobe volumes in schizophrenia: effects of stage and duration of illness
    Preethi Premkumar
    King s College London, Institute of Psychiatry, Department of Psychology, PO78, De Crespigny Park, London SE5 8AF, UK
    J Psychiatr Res 40:627-37. 2006
    ..The enlargement of the premotor cortex and putamen are likely to be a result of antipsychotic medication...
  3. doi request reprint Neuropsychological function-brain structure relationships and stage of illness: an investigation into chronic and first-episode schizophrenia
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Psychiatry Res 162:195-204. 2008
    ..A similar dissociation between young and older subjects of both healthy and patient groups suggests that a 'bigger-is-better' relationship style is present in older individuals regardless of a diagnosis of schizophrenia...
  4. pmc Coping styles predict responsiveness to cognitive behaviour therapy in psychosis
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Psychiatry Res 187:354-62. 2011
    ..Being able to have a range of coping strategies and reflect on one's experiences while refraining from overconfidence in one's interpretations before therapy is conducive to better CBTp responsiveness...
  5. pmc Emotional decision-making and its dissociable components in schizophrenia and schizoaffective disorder: a behavioural and MRI investigation
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, De Crespigny Park, London SE5 8AF, United Kingdom
    Neuropsychologia 46:2002-12. 2008
    ....
  6. pmc Misattribution bias of threat-related facial expressions is related to a longer duration of illness and poor executive function in schizophrenia and schizoaffective disorder
    Preethi Premkumar
    Department of Psychology, PO78, Institute of Psychiatry, King s College London, De Crespigny, Denmark Hill, London SE5 8AF, United Kingdom
    Eur Psychiatry 23:14-9. 2008
    ....
  7. pmc Functional MRI of verbal self-monitoring in schizophrenia: performance and illness-specific effects
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Schizophr Bull 36:740-55. 2010
    ..Altered striatal and hypothalamic modulation to own and others' voice characterizes emotionally withdrawn and socially avoidant patients...
  8. pmc Cortical grey matter volume and sensorimotor gating in schizophrenia
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Cortex 44:1206-14. 2008
    ....
  9. pmc Dorsolateral prefrontal cortex activity predicts responsiveness to cognitive-behavioral therapy in schizophrenia
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, United Kingdom
    Biol Psychiatry 66:594-602. 2009
    ....
  10. pmc Sensorimotor gating and clinical outcome following cognitive behaviour therapy for psychosis
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Schizophr Res 134:232-8. 2012
    ....
  11. pmc Neural changes following cognitive behaviour therapy for psychosis: a longitudinal study
    Veena Kumari
    Department of Psychology, King s College London, London SE5 8AF, UK
    Brain 134:2396-407. 2011
    ....
  12. pmc Structural magnetic resonance imaging predictors of responsiveness to cognitive behaviour therapy in psychosis
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Schizophr Res 115:146-55. 2009
    ..This study aimed to determine whether improvement in symptoms following CBT for psychosis (CBTp) in people with schizophrenia is positively associated with pre-therapy grey matter volume in brain regions involved in cognitive processing...
  13. doi request reprint Neural processing of criticism and positive comments from relatives in individuals with schizotypal personality traits
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    World J Biol Psychiatry 14:57-70. 2013
    ..However, HS individuals may have an attenuated ability to respond to rewarding aspects of positive comments due to their lower current mood...
  14. pmc N-acetyl aspartate concentration in the anterior cingulate cortex in patients with schizophrenia: a study of clinical and neuropsychological correlates and preliminary exploration of cognitive behaviour therapy effects
    Preethi Premkumar
    Department of Psychology, Institute of Psychiatry, King s College London, London, United Kingdom
    Psychiatry Res 182:251-60. 2010
    ..NAA concentration may be more closely associated with symptoms and symptom change than frontal lobe based neuropsychological function in schizophrenia, perhaps because the latter is relatively stable during the long-term illness course...
  15. pmc Uncontrollable voices and their relationship to gating deficits in schizophrenia
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Schizophr Res 101:185-94. 2008
    ..The aim of this study was to investigate PPI deficit in relation to the dimensions of auditory hallucinations in patients with schizophrenia or schizoaffective disorder...
  16. doi request reprint Rumination and negative symptoms in schizophrenia
    Rozmin Halari
    Department of Psychology, Royal Holloway, University of London, Egham, United Kingdom
    J Nerv Ment Dis 197:703-6. 2009
    ..If the findings are replicated, interventions that reduce rumination and rigid thinking might be helpful to reduce some negative symptoms of psychosis...
  17. doi request reprint Neural processing of social rejection: the role of schizotypal personality traits
    Preethi Premkumar
    Department of Psychology, King s College London, Institute of Psychiatry, London, UK
    Hum Brain Mapp 33:695-706. 2012
    ..This may enable them to cope with their higher-than-normal sensitivity to rejection...
  18. doi request reprint A longer duration of schizophrenic illness has sex-specific associations within the working memory neural network in schizophrenia
    Sarah Elsabagh
    King s College School of Medicine, King s College London, London, UK
    Behav Brain Res 201:41-7. 2009
    ..Additionally, brain regions that exhibit sexually dimorphic activation in healthy people may become compromised in the corresponding sex with illness progression...
  19. pmc Beyond dopamine: functional MRI predictors of responsiveness to cognitive behaviour therapy for psychosis
    Veena Kumari
    Department of Psychology, Institute of Psychiatry, King s College London London, UK
    Front Behav Neurosci 4:4. 2010
    ..The findings implicate language processing (IFG), attention (thalamus), insight and self-awareness (medial prefrontal and parietal cortices) in CBTp responsiveness in schizophrenia...
  20. doi request reprint Lower anterior cingulate volume in seriously violent men with antisocial personality disorder or schizophrenia and a history of childhood abuse
    Veena Kumari
    1Department of Psychology, Institute of Psychiatry, King s College London, London, UK
    Aust N Z J Psychiatry 48:153-61. 2014
    ....
  21. ncbi request reprint Neuropsychologic functioning and structural MRI of the brain in patients with schizophrenia
    Preethi Premkumar
    Royal College of Psychiatrists, College Research Unit, London, UK
    Expert Rev Neurother 5:85-94. 2005
    ..Understanding the roles of the neurodevelopmental and neurodegenerative models of schizophrenia is important in deciding intervention strategies...