Journal ArticleDOI
Schizo-affective psychosis: definitions and incidence.
Ian Brockington,J. P. Leff +1 more
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Eight definitions of schizo-affective psychosis have been compared in a sample of psychotic first admissions showing that there is very poor agreement about the meaning of the term 'schizo-Affective' at present.Abstract:
Eight definitions of schizo-affective psychosis have been compared in a sample of psychotic first admissions. Their mutual concordance is very low (mean 0·19) showing that there is very poor agreement about the meaning of the term ‘schizo-affective’ at present. Ten patients (4·5 % of admissions and 8 % of psychotic admissions within the age group studied) satisfied 3 definitions, a figure which demonstrates the numerical importance of this group of unclassified mental disorders.read more
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The beginning of the end for the Kraepelinian The beginning of the end for the Kraepelinian dichotomy
TL;DR: For the past hundred years most clinical work and research in psychiatry has proceeded under the assumption that schizophrenia and bipolar affective disorder (or the corresponding earlier terms, such as dementia praecox and manic-depressive illness) are distinct entities with separate underlying.
Journal ArticleDOI
The beginning of the end for the Kraepelinian dichotomy
TL;DR: For the past hundred years most clinical work and research in psychiatry has proceeded under the assumption that schizophrenia and bipolar affective disorder (or the corresponding earlier terms, such as dementia praecox and manic–depressive illness) are distinct entities with separate underlying
Journal ArticleDOI
Psychiatric Illness in First-degree Relatives of Schizophrenic and Surgical Control Patients: A Family Study Using DSM-III Criteria
TL;DR: Evidence was found for an increased risk in relatives of schizophrenics for schizoaffective disorder, paranoid disorder, and atypical psychosis but not for unipolar disorder, anxiety disorder, or alcoholism; however, the increased risk for psychotic illness in family members does not appear to be confined to schizophrenia alone.
Journal ArticleDOI
Psychosis Genetics: Modeling the Relationship Between Schizophrenia, Bipolar Disorder, and Mixed (or “Schizoaffective”) Psychoses
TL;DR: It is concluded that if psychiatry must finally abandon a 19th-century dichotomy and move to a classificatory approach that is worthy of the 21st century, the urgent need for moves toward approaches that better represent the range of phenotypic variation seen in the clinical population is indicated.
Journal ArticleDOI
The Northwick Park "functional" psychosis study: diagnosis and treatment response.
TL;DR: Dopamine blockade seems relevant to the resolution of psychotic symptoms in all types of "functional" psychosis but the mode of action of lithium in psychotic patients concerns only mood.
References
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Weighted kappa: Nominal scale agreement provision for scaled disagreement or partial credit.
TL;DR: The Kw provides for the incorpation of ratio-scaled degrees of disagreement (or agreement) to each of the cells of the k * k table of joi.
Journal ArticleDOI
Diagnostic criteria for use in psychiatric research.
John P. Feighner,Eli Robins,Samuel B. Guze,Robert A. Woodruff,George Winokur,Rodrigo A. Munoz +5 more
TL;DR: Diagnostic criteria for 14 psychiatric illnesses along with the validating evidence for these diagnostic categories comes from workers outside the authors' group as well as from those within; it consists of studies of both outpatients and inpatients, of family studies, and of follow-up studies.
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Measurement and Classification of Psychiatric Symptoms
TL;DR: This measurement and classification of psychiatric symptoms, it will really give you the good idea to be successful.
Journal ArticleDOI
The acute schizoaffective psychoses
TL;DR: A good social and industrial adjustment, the presence of a definite and specific environmental stress, the interest in life and its opportunities, and the absence of any passivity or withdrawal are some of the factors favoring recovery.
Journal ArticleDOI
Flexible System for the Diagnosis of Schizophrenia: Report from the WHO International Pilot Study of Schizophrenia
TL;DR: Behavioral data on a large patient group collected by investigators from nine countries in the International Pilot Study of Schizophrenia resulted in an operational method for identifying patients who would be commonly considered schizophrenic in many centers.