New PDF release: Psychoses of the Schizophrenic Spectrum in Twins: A

By Priv. Doz. Dr. Ernst Franzek, Univ.-Prof. Dr. Dr. h.c. Helmut Beckmann (auth.)

ISBN-10: 321183298X

ISBN-13: 9783211832981

ISBN-10: 3709163536

ISBN-13: 9783709163535

Contradictory ends up in schizophrenia learn are as a rule defined as being as a result of genetic heterogeneity and a number of issue heredity in courting to manifold environmental elements. The e-book studies a quick assessment of all suitable dual experiences on schizophrenic psychoses and gives information and case histories on a scientific dual learn in accordance with a polydiagnostic strategy performed via independently operating psychiatrists. as well as the the world over utilized operational diagnostic structures of DSM-III-R and ICD 10 Leonhard’s subclassification of schizophrenic psychoses was once used. in past times this subtle methodological process is exclusive on the planet. the information supply powerful facts that the spectrum of psychoses with schizophrenic and schizophrenia-like signs isn't really a continuum of illnesses. no less than in Leonhard’s 3 significant teams of cycloid psychoses, unsystematic schizophrenias and systematic schizophrenias genetic, somatic and psycho-social elements play a totally assorted etiological function. Cycloid psychoses and systematic schizophrenias are predominantly because of "environmental” components. In unsystematic schizophrenias, even though, genetic predisposition is the most etiological issue and environmental components are subordinate.

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Additional resources for Psychoses of the Schizophrenic Spectrum in Twins: A Discussion on the Nature — Nurture Debate in the Etiology of “Endogenous” Psychoses

Sample text

Other findings. In a twins sample of 11 monozygotic and for schizophrenia discordant pairs done by Pollin et al. (1966), a clinically relevant thyroid disorder was found with unexpected frequency among the mothers (7 of 11 mothers). Since the husbands of these women had no thyroid problems, geographical artifacts were rather unlikely. Goldberg et al. (1990) conducted a series of neuropsychological tests with 16 monozygotic pairs discordant for schizophrenia. The schizophrenic twins showed deficiencies, especially in the vigilance and memory test results, as well as in the forming of concepts compared to the healthy co-twins.

Concordance group Cl. The co-twin is/was also psychotic and show/showed a psychopathological cross-sectional picture with consideration of the course of the illness, requiring assignment to the same diagnostic main category of 3 - 5 to which the indextwin had been classified. Concordance group C2. The co-twin suffers/suffered from another psychosis of the schizophrenic spectrum. Concordance group C3. The co-twin does not/did not suffer from a schizophrenic spectrum psychosis (in this case: cycloid psychosis, unsystematic or systematic schizophrenias), but does exhibit another relevant psychiatric disorder, except a demential disorder or a mental retardation.

01) intrapair-correlation of the MAO activity was found. Discordance for schizophrenia as well as medication (neuroleptics in the case of the schizophrenic index-twin vs. no medication in the case of the healthy co-twin) had no essential influence on the activity of the MAO. There was no intrapair-correlation with the dizygotic twins. e. both the ill and the healthy twin), both compared with the entire group of control persons (n = 60) as well as with every individual group of control persons. g.

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Psychoses of the Schizophrenic Spectrum in Twins: A Discussion on the Nature — Nurture Debate in the Etiology of “Endogenous” Psychoses by Priv. Doz. Dr. Ernst Franzek, Univ.-Prof. Dr. Dr. h.c. Helmut Beckmann (auth.)


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