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Positive Symptoms of Schizophrenia: Hallucinations and Delusions01:30

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Schizophrenia, a complex psychiatric disorder, has been historically misunderstood. Early psychological theories attributed its origins to childhood trauma and unresponsive parenting. However, contemporary research largely rejects these notions, favoring the vulnerability-stress hypothesis. This model proposes that individuals with a genetic predisposition to schizophrenia may develop the disorder following exposure to significant environmental stressors. Notably, studies on high-risk...
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Palmar dermatoglyphics in schizophrenia.

S Sengupta1, S D Bhuyan

  • 1Sarthak Sengupta, MSc., Ph.D., Lecturer, Anthropology Department Dibrugarh University, Dibrugarh, Assam-786 004.

Indian Journal of Psychiatry
|July 12, 2011
PubMed
Summary

Dermatoglyphic analysis of palm prints revealed significant differences in specific palmar characteristics between individuals with schizophrenia and healthy controls. These findings suggest a potential link between palmar ridge patterns and schizophrenia susceptibility.

Keywords:
clinical aspectsdermatoglyphicspalmschizophrenia

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Area of Science:

  • Medical Genetics
  • Forensic Medicine
  • Psychiatry

Background:

  • Schizophrenia is a complex mental disorder with a multifactorial etiology.
  • Dermatoglyphics, the study of skin patterns, has been explored for potential associations with various genetic disorders.
  • Palmar dermatoglyphic features may offer insights into developmental variations linked to schizophrenia.

Purpose of the Study:

  • To investigate potential associations between palmar dermatoglyphic characteristics and schizophrenia.
  • To compare specific palm print features between schizophrenic patients and healthy individuals.

Main Methods:

  • Palm prints were collected from 55 male and 33 female schizophrenic patients.
  • Dermatoglyphic features analyzed included C line termination, axial triadic, a-b ridge count, and palmar flexion creases.
  • Comparison was made against normal control groups.

Main Results:

  • Significant differences were observed in palmar C line termination between patients and controls.
  • Variations in axial triadic configurations were noted.
  • The number of ridges in the a-b interdigital area and the frequency of palmar flexion creases differed markedly between the groups.

Conclusions:

  • Palmar dermatoglyphic characteristics show a marked difference in individuals with schizophrenia compared to healthy controls.
  • Specific features like C line termination and a-b ridge count may serve as potential indicators associated with schizophrenia.
  • Further research is warranted to explore the diagnostic and etiological implications of these dermatoglyphic findings in schizophrenia.