K K Zakzanis

Summary

Affiliation: York University
Country: Canada

Publications

  1. ncbi request reprint The subcortical dementia of Huntington's disease
    K K Zakzanis
    Department of Psychology, York University, Baycrest Centre for Geriatric Care, Toronto, Ontario, Canada
    J Clin Exp Neuropsychol 20:565-78. 1998
  2. ncbi request reprint Neuropsychological correlates of positive vs. negative schizophrenic symptomatology
    K K Zakzanis
    York University, Department of Psychology, Ontario, Canada
    Schizophr Res 29:227-33. 1998
  3. ncbi request reprint Brain is related to behavior (p<.05)
    K K Zakzanis
    Department of Psychology, York University, Toronto, Ontario, Canada
    J Clin Exp Neuropsychol 20:419-27. 1998
  4. ncbi request reprint Structural and functional meta-analytic evidence for fronto-subcortical system deficit in progressive supranuclear palsy
    K K Zakzanis
    York University, Toronto, Canada
    Brain Cogn 38:283-96. 1998
  5. ncbi request reprint Quantitative evidence for neuroanatomic and neuropsychological markers in dementia of the Alzheimer's type
    K K Zakzanis
    York University, Department of Psychology, Toronto, Canada
    J Clin Exp Neuropsychol 20:259-69. 1998
  6. ncbi request reprint Dopamine D2 densities and the schizophrenic brain
    K K Zakzanis
    Department of Psychology, York University, Toronto, Ont, Canada
    Schizophr Res 32:201-6. 1998
  7. doi request reprint Prediction of longitudinal functional outcomes in schizophrenia: the impact of baseline motivational deficits
    G Foussias
    Centre for Addiction and Mental Health, and Department of Psychiatry, University of Toronto, 250 College St, Toronto, Ontario, Canada M5T 1R8
    Schizophr Res 132:24-7. 2011
  8. ncbi request reprint Neurocognitive deficit in schizophrenia: a quantitative review of the evidence
    R W Heinrichs
    Department of Psychology, York University, Toronto, Ontario, Canada
    Neuropsychology 12:426-45. 1998
  9. ncbi request reprint A neuropsychological comparison of demented and nondemented patients with Parkinson's disease
    K K Zakzanis
    Department of Psychology, York University, Toronto, Canada
    Appl Neuropsychol 6:129-46. 1999
  10. doi request reprint Motivational deficits as the central link to functioning in schizophrenia: a pilot study
    G Foussias
    Department of Psychiatry, University of Toronto, Centre for Addiction and Mental Health, Toronto, Ontario, Canada
    Schizophr Res 115:333-7. 2009

Detail Information

Publications13

  1. ncbi request reprint The subcortical dementia of Huntington's disease
    K K Zakzanis
    Department of Psychology, York University, Baycrest Centre for Geriatric Care, Toronto, Ontario, Canada
    J Clin Exp Neuropsychol 20:565-78. 1998
    ..A rank-order list of specific neuropsychological tasks and test variables in order of sensitivity to HD is also provided to aid in the interpretation of the quantitative results...
  2. ncbi request reprint Neuropsychological correlates of positive vs. negative schizophrenic symptomatology
    K K Zakzanis
    York University, Department of Psychology, Ontario, Canada
    Schizophr Res 29:227-33. 1998
    ..negative dichotomy. The results further the hypothesis that schizophrenia is not a single disease entity...
  3. ncbi request reprint Brain is related to behavior (p<.05)
    K K Zakzanis
    Department of Psychology, York University, Toronto, Ontario, Canada
    J Clin Exp Neuropsychol 20:419-27. 1998
    ..It is recommended on the basis of this review that the consumer of neuropsychological reports will be better served if due consideration is given to the magnitude of effect in brain-behavior statistical analyses...
  4. ncbi request reprint Structural and functional meta-analytic evidence for fronto-subcortical system deficit in progressive supranuclear palsy
    K K Zakzanis
    York University, Toronto, Canada
    Brain Cogn 38:283-96. 1998
    ..We conclude that although neuropsychological measures may be most sensitive to deficits in PSP, they are also less specific and valid indicators of fronto-subcortical brain system integrity...
  5. ncbi request reprint Quantitative evidence for neuroanatomic and neuropsychological markers in dementia of the Alzheimer's type
    K K Zakzanis
    York University, Department of Psychology, Toronto, Canada
    J Clin Exp Neuropsychol 20:259-69. 1998
    ....
  6. ncbi request reprint Dopamine D2 densities and the schizophrenic brain
    K K Zakzanis
    Department of Psychology, York University, Toronto, Ont, Canada
    Schizophr Res 32:201-6. 1998
    ..Based on the findings, it is argued that D2 density receptor increases in patients with schizophrenia, although a reliable finding in many patients (i.e., approximately 70%), is not a specific or consistent marker for schizophrenia...
  7. doi request reprint Prediction of longitudinal functional outcomes in schizophrenia: the impact of baseline motivational deficits
    G Foussias
    Centre for Addiction and Mental Health, and Department of Psychiatry, University of Toronto, 250 College St, Toronto, Ontario, Canada M5T 1R8
    Schizophr Res 132:24-7. 2011
    ..These findings further suggest a fundamental role for motivational deficits in predicting functional outcomes in schizophrenia...
  8. ncbi request reprint Neurocognitive deficit in schizophrenia: a quantitative review of the evidence
    R W Heinrichs
    Department of Psychology, York University, Toronto, Ontario, Canada
    Neuropsychology 12:426-45. 1998
    ..The results indicate that schizophrenia is characterized by a broadly based cognitive impairment, with varying degrees of deficit in all ability domains measured by standard clinical tests...
  9. ncbi request reprint A neuropsychological comparison of demented and nondemented patients with Parkinson's disease
    K K Zakzanis
    Department of Psychology, York University, Toronto, Canada
    Appl Neuropsychol 6:129-46. 1999
    ..That is, as the duration of the disease endures, it appears that performance on tasks of delayed recall deteriorates first, followed by performance on measures of manual dexterity, cognitive flexibility, and abstraction...
  10. doi request reprint Motivational deficits as the central link to functioning in schizophrenia: a pilot study
    G Foussias
    Department of Psychiatry, University of Toronto, Centre for Addiction and Mental Health, Toronto, Ontario, Canada
    Schizophr Res 115:333-7. 2009
    ..This suggests that motivational deficits are the central link between negative symptoms and functional impairment in schizophrenia...
  11. ncbi request reprint Schizophrenia and the frontal brain: a quantitative review
    K K Zakzanis
    Department of Psychology, University of Toronto, Ontario, Canada
    J Int Neuropsychol Soc 5:556-66. 1999
    ..Overall, the findings are hard to incorporate within single disease models that propose major involvement of the frontal system, at least at the degree of resolution obtained with current imaging technology...
  12. ncbi request reprint The neuropsychological signature of primary progressive aphasia
    K K Zakzanis
    Department of Psychology, University of Toronto, Toronto, Canada
    Brain Lang 70:70-85. 1999
    ....
  13. ncbi request reprint Component analysis of verbal fluency in patients with schizophrenia
    K K Zakzanis
    Division of Life Sciences Psychology, University of Toronto at Scarborough, Ontario, Canada
    Neuropsychiatry Neuropsychol Behav Neurol 13:239-45. 2000
    ..Clustering and-switching components of phonemic fluency performance were compared in patients with schizophrenia and healthy normal controls...