Early deviant behaviour as a dimension trait and endophenotype in schizophrenia

Background: In psychiatry, there is still a lack of objective biological diagnostic measurements. It is important to investigate measurements or symptom dimensions that can inform diagnostic assessments and allow for a more personalised approach to patients. Aim: To discuss how early deviant behavi...

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Main Authors: Johannes L. Roos, Carla Kotzé
Format: Article
Language:English
Published: AOSIS 2022-04-01
Series:South African Journal of Psychiatry
Subjects:
Online Access:https://sajp.org.za/index.php/sajp/article/view/1747
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author Johannes L. Roos
Carla Kotzé
author_facet Johannes L. Roos
Carla Kotzé
author_sort Johannes L. Roos
collection DOAJ
description Background: In psychiatry, there is still a lack of objective biological diagnostic measurements. It is important to investigate measurements or symptom dimensions that can inform diagnostic assessments and allow for a more personalised approach to patients. Aim: To discuss how early deviant behaviour (EDB) may be seen as a possible continuous symptom dimension trait and endophenotype in schizophrenia. Methods: Conducting a commentary review by highlighting some important findings from available literature. Results: Findings regarding EDB in schizophrenia in a South African genetic sample point towards EDB as a progressive subtype of schizophrenia, with very early onset of illness (even prior to the psychotic symptomatology) and a genetic form of illness. Conclusion: Valuable information can be gained by enquiring into EDB and viewing it as a continuous symptom dimension trait and endophenotype during the psychiatric diagnostic interview.
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spelling doaj.art-0d3d6285003044ef83f4992b6939f8972022-12-22T00:41:11ZengAOSISSouth African Journal of Psychiatry1608-96852078-67862022-04-01280e1e610.4102/sajpsychiatry.v28i0.1747605Early deviant behaviour as a dimension trait and endophenotype in schizophreniaJohannes L. Roos0Carla Kotzé1Department of Psychiatry, Faculty of Health Sciences, University of Pretoria, Pretoria, South Africa; and, Weskoppies Psychiatric Hospital, PretoriaDepartment of Psychiatry, Faculty of Health Sciences, University of Pretoria, Pretoria, South Africa; and, Weskoppies Psychiatric Hospital, PretoriaBackground: In psychiatry, there is still a lack of objective biological diagnostic measurements. It is important to investigate measurements or symptom dimensions that can inform diagnostic assessments and allow for a more personalised approach to patients. Aim: To discuss how early deviant behaviour (EDB) may be seen as a possible continuous symptom dimension trait and endophenotype in schizophrenia. Methods: Conducting a commentary review by highlighting some important findings from available literature. Results: Findings regarding EDB in schizophrenia in a South African genetic sample point towards EDB as a progressive subtype of schizophrenia, with very early onset of illness (even prior to the psychotic symptomatology) and a genetic form of illness. Conclusion: Valuable information can be gained by enquiring into EDB and viewing it as a continuous symptom dimension trait and endophenotype during the psychiatric diagnostic interview.https://sajp.org.za/index.php/sajp/article/view/1747early onsetdeviant behaviourschizophreniaendophenotypecontinuous symptom dimension
spellingShingle Johannes L. Roos
Carla Kotzé
Early deviant behaviour as a dimension trait and endophenotype in schizophrenia
South African Journal of Psychiatry
early onset
deviant behaviour
schizophrenia
endophenotype
continuous symptom dimension
title Early deviant behaviour as a dimension trait and endophenotype in schizophrenia
title_full Early deviant behaviour as a dimension trait and endophenotype in schizophrenia
title_fullStr Early deviant behaviour as a dimension trait and endophenotype in schizophrenia
title_full_unstemmed Early deviant behaviour as a dimension trait and endophenotype in schizophrenia
title_short Early deviant behaviour as a dimension trait and endophenotype in schizophrenia
title_sort early deviant behaviour as a dimension trait and endophenotype in schizophrenia
topic early onset
deviant behaviour
schizophrenia
endophenotype
continuous symptom dimension
url https://sajp.org.za/index.php/sajp/article/view/1747
work_keys_str_mv AT johanneslroos earlydeviantbehaviourasadimensiontraitandendophenotypeinschizophrenia
AT carlakotze earlydeviantbehaviourasadimensiontraitandendophenotypeinschizophrenia