TITLE

Reefer madness

AUTHOR(S)
Kopala, Margret
PUB. DATE
October 2007
SOURCE
CMAJ: Canadian Medical Association Journal;10/9/2007, Vol. 177 Issue 8, p988
SOURCE TYPE
Academic Journal
DOC. TYPE
Article
ABSTRACT
The article discusses the result of the studies indicating that 1 in 4 cannabis users may be genetically at risk for developing schizophrenia or a related psychotic disorder. With this, a new study reveals all users are at risk. United Nation's statistics citing Canada as the industrial world's leading consumer of cannabis. A leading role in cannabis consumption sets the stage for a leading role in psychotic disorders. Schizophrenia is a brain disorder that typically produces delusions, hallucinations, paranoia, disturbances in problem solving, memory and concentration, along with depressed mood, anxiety and social withdrawal.
ACCESSION #
26756619

 

Related Articles

  • Kafka, paranoic doubles and the brain: hypnagogic vs. hyper-reflexive models of disrupted self in neuropsychiatric disorders and anomalous conscious states. Mishara, Aaron L. // Philosophy, Ethics & Humanities in Medicine;2010, Vol. 5, p13 

    Kafka's writings are frequently interpreted as representing the historical period of modernism in which he was writing. Little attention has been paid, however, to the possibility that his writings may reflect neural mechanisms in the processing of self during hypnagogic (i.e., between waking...

  • Disrupted prediction-error signal in psychosis: evidence for an associative account of delusions. P.R. Corlett; G.K. Murray; G.D. Honey; M.R.F. Aitken; D.R. Shanks; T.W. Robbins; E.T. Bullmore; A. Dickinson; P.C. Fletcher // Brain: A Journal of Neurology;Sep2007, Vol. 130 Issue 9, p2387 

    Delusions are maladaptive beliefs about the world. Based upon experimental evidence that prediction error—a mismatch between expectancy and outcome—drives belief formation, this study examined the possibility that delusions form because of disrupted prediction-error processing. We...

  • Differentiating the effects of pharmacological and psychosocial interventions in an intensive rehabilitation programme. Szmidla, Andrew; Leff, Julian // Social Psychiatry & Psychiatric Epidemiology;Sep2006, Vol. 41 Issue 9, p734 

    It is of clinical importance to identify the contribution of the individual components in a composite intervention, but this is difficult in practice. The aim of this study was to differentiate the effects of pharmacological and psychosocial interventions in improving the symptoms of patients...

  • Erotomania in Schneider-positive Schizophrenia A Case Report. Hayes, Mary; O'Shea, Brian // British Journal of Psychiatry;Jun85, Vol. 146, p661 

    A case of erotomania (de Clérambault's syndrome) in a female with Schneider-positive schizophrenia is presented. The factors in her environment which may have precipitated the illness are discussed. The secondary nature of the syndrome is further illustrated by a discussion of the literature....

  • Positive and Negative Symptoms and the Thematic Organisation of Schizophrenic Speech. Allen, Heidelinde A. // British Journal of Psychiatry;Jun84, Vol. 144, p611 

    This study questions the prevailing view that schizophrenic delusions, hallucinations and incoherence of speech (positive symptoms) reflect loss of cognitive control and that flattening of affect and poverty of speech (negative symptoms) reflect restriction of cognitive processing. The...

  • Disintegration of the components of language as the path to a revision of Bleuler's and Schneider's concepts of schizophrenia. Ceccherini-Nelli, Alfonso; Crow, Timothy J. // British Journal of Psychiatry;Mar2003, Vol. 182, p233 

    Background The 20th century ended without a resolution of the debate about the supremacy of Schneider's psychopathological conceptualisation of schizophrenia (the first-rank symptoms) over Bleuler's ‘four As’ (disorders of association and affect, ambivalence and autism). Aims To...

  • Memory-Prediction Errors and Their Consequences in Schizophrenia. Kraus, Michael S.; Keefe, Richard S. E.; Krishnan, Ranga K. R. // Neuropsychology Review;Sep2009, Vol. 19 Issue 3, p336 

    Cognitive deficits play a central role in the onset of schizophrenia. Cognitive impairment precedes the onset of psychosis in at least a subgroup of patients, and accounts for considerable dysfunction. Yet cognitive deficits as currently measured are not significantly related to hallucinations...

  • Reasoning and delusions. Kemp, Roisín; Siew Chua; McKenna, Peter; David, Anthony // British Journal of Psychiatry;May97, Vol. 170, p398 

    Background Delusions are assumed to reflect disordered reasoning, but with little empirical support. We attempted to study this in 6 relatively intelligent deluded patients and 16 normal volunteers. Method Standard tests were used which required subjects to choose between logically fallacious...

  • Superior pattern processing is the essence of the evolved human brain. Mattson, Mark P. // Frontiers in Neuroscience;Aug2014, p1 

    Humans have long pondered the nature of their mind/brain and, particularly why its capacities for reasoning, communication and abstract thought are far superior to other species, including closely related anthropoids. This article considers superior pattern processing (SPP) as the fundamental...

Share

Read the Article

Courtesy of VIRGINIA BEACH PUBLIC LIBRARY AND SYSTEM

Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics